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Kageyama International 
              Law & Patent Firm
































Firm's News
News of Kageyama International Law and Patent Firm ° before August 2017°ň

August 2017
Lawyer Kotaro Kageyama's following article was published:
"How to Make an Invention from Technology ? Analysis from the Point of the Use of a Principle and its Utilization" Chizai-purizumu, Vol.15, No.179, 2017: pp.1-30.

April 2017
Lawyer Kotaro Kageyama's following article was published:
"Further Analysis on Physical -Object Invention & Material Invention and their Technology- including the Connection with TRIZ in terms of the Way of Making Inventions" Chizai-purizumu, Vol.15, No.175, 2017: pp.1-30.

December 2016
Lawyer Kotaro Kageyama's following article was published:
"Physical -Object Invention and Material Invention - Usefulness of the Classification of Inventions based on Appearances (shape, characteristics)" Chizai-purizumu, Vol.15, No.171, 2016: pp.1-32.


November 2016
Lawyer Kotaro Kageyama's following article was published in an international site on case studies:
"Study of Technical Scope Including Doctrine of Equivalent and Patent Infringement Litigation" (International Journal of Case Studies Vol.5, Issue 11, pp.84-107). Link


October 2016
Lawyer Shuji Yamagami joined our Legal Firm.

September 2016
Lawyer Kotaro Kageyama's following article was published in an international journal specialized in law:
"Determining Inventive Step or Nonobviousness for a Patent Requirement in View of the Formation Process of an Invention" (Beijing Law Review Vol.7, No.3 September 2016). Link

August 2016
Lawyer Kotaro Kageyama's following article was published:
"Consideration of Classification of Inventions, Technical Scope of a Patent Invention, Considering the Formation Process of an Invention (Principles ) including Doctrine of Equivalent, Patent Infringement Litigation etc. - from the view of Structure and Procedure" Chizai-purizumu, Vol.14, No.167, 2016: pp1-30.

25th May 2016
In a case where lawyer Kotaro Kageyama of Kageyama Law & Patent Firm served as appellee's legal representative, the Supreme Court of Japan dismissed the final appeal and the petition for acceptance of final appeal made by City of Kanazawa.
Case No.: Heisei 27 (o) 1364, Heisei 27 (ju) 1702
Date: 25th May 2016
Appeal: Intellectual Property High Court, Heisei 27 (ne) 10011 (16th June 2015)
Reason: In this case, the violation of the constitution was insisted, however, it is virtually a factual error or violation of laws that was insisted; consequently, Article 312-1 or 2 of the Civil Procedure Code was not applied. The petition for final appeal cannot be accepted under Article 318-1 of the Civil Procedure Code.
Summary: In this case, lawyer Kageyama claimed patent right infringement injunction and compensation for damages against Kanazawa City's use of an "Invert for a Manhole", as plaintiff's legal representative. Courts found the infiringement of the patent right by Kanazawa City, and dismissed the appeal and final appeal.

March 2016
Lawyer Nao Fukushima joined our Legal Firm.

March 2016
Lawyer Kotaro Kageyama's following article was published:
"Criteria of inventiveness, considering the invention process (principle)" Chizai-purizumu, Vol.14, No.162, pp.1-28, March 2016.

October 2015
Lawyer Kotaro Kageyama's following book (in English) was published:
"Recognition of Inventor/Joint Inventors and Product-by-Process Claims"
LAP LAMBERT Academic Publishing,
Germany, October 2015.


July 2015
Lawyer Kotaro Kageyama's following book was published:
"From Common Sense to Legal Common Sense
- Another Guide Book from the Basis to the Japanese Law -
Keizai-sangyo-chosakai 2015.

May 2015
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (13) (The last part)- for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.152, pp.65-76, May 2015.

April 2015
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (12) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.151, pp.47-58, April 2015.


March 2015
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (11) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.150, pp.49-60, March 2015.


February 2015
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (10) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.149, pp.97-108, February 2015.

January 2015
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (9) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.148, pp.45-56, January 2015.


December 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (8) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.147, pp.51-60, December 2014.

November 2014

The following case, in which lawyer Kotaro Kageyama and lawyer Sawako Sonoyama of Kageyama International Law & Patent Firm served as defendants°« representatives, was introduced in the °»Case Information°… of the Supreme Court of Japan Site. If you are interested in the details of this case, please access to the Cases page by clicking the left °»Cases°… button.
Case: 17th October 2013, Judgment of the Osaka District Court (Heisei 25(wa)No.127. Case on the injunction against the infringement of a trademark)

November 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (7) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.146, pp.41-50, November 2014.


October 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (6) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.13, No.145, pp.51-60, October 2014.

September 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (5) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.12, No.144, pp.93-102, September 2014.


August 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (4) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.12, No.143, pp.55-64, August 2014.


July 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (3) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.12, No.142, pp.67-76, July 2014.

23rd June 2014
Lawyer Kotaro Kageyama's following article was published in an international journal specialized in law:
"Necessity, Criteria (Requirements or Limits) and Acknowledgements of Product Identity of Claims for Product Described by Its Manufacturing Process (Product-by-Process Claims)" Beijing Law Review Vol.5, No.2 June 2014. Link

June 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (2) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.12, No.141, pp.49-58, June 2014.

1st June 2014
Kageyama International Law and Patent Firm moved to the cater-corner building on the other side of Gas-to St. Please make contact with the following new address hereafter. The phone and fax numbers are the same with the previous ones.
The new address:
Kageyama International Law and Patent Firm
3rd Floor, GM-2 Building
2-5-7 Ginza, Chuo-ku, Tokyo 104-0061 Japan
Tel.: 03-3564-0811
Fax: 03-3564-0693
E-mail: kageyamalaw@gmail.com

The previous address (before 31st May 2014) :
Kageyama International Law and Patent Firm
6th Floor, Takenaka-Ginza-Building
2-6-4 Ginza, Chuo-ku, Tokyo 104-0061 Japan
Tel.: 03-3564-0811
Fax: 03-3564-0693
E-mail: kageyamalaw@gmail.com or
kagelaw@kt.rim.or.jp

May 2014
Lawyer Kotaro Kageyama's following article was published:
"From Common Sense to Legal Common Sense (1) - for Understanding the Basis of the Japanese Law- " Chizai-purizumu, Vol.12, No.140, pp.81-90, May 2014.

November 2013
Lawyer Kotaro Kageyama's following article was published:
"Analysis on the application of the Identical Product Theory & the Process Limitation Theory to the acknowledgement of subject matter of invention and the construction of technical scope under the Product-by-Process claims"
Chizai-purizumu, Vol.11, No.134, 2013.

August 2013
Lawyer Kotaro Kageyama's following article was published:
"Acknoledgement of product identity in a claim with product by process - on the basis of the view considering the difficulty in prospecting the formation of an invention from (tentative) principle-"
Chizai-purizumu, Vol.11, No.131, 2013.

26th July 2013
Lawyer Kotaro Kageyama, as the chairman of the third-party committee for the investigation on the way of using the subsidy from Ministry of Education, Culture, Sports, Science and Technology (MEXT) , with the Board of Directores of the Kitasato Institute, annaunced the report on the investigation and the solution strategy at the press conference.

May 2013
Lawyer Kotaro Kageyama's following article was published:
"Limitation of a claim with product by process from the point of necesity and rationalty - on the basis of the classification of a physical-object / material invention, and considering the difficulty in prospecting the formation of an invention from (tentative) principle-"
Chizai-purizumu, Vol.11, No.128, 2013.

9th April 2013
In order to investigate the way of using the subsidy from Ministry of Education, Culture, Sports, Science and Technology (MEXT) in the Kitasato Institute in connection with the Support Program for Medical Training to Address Community Needs in 2007 and the Support Project for Strategic University Collaborations in 2008, Lawyer Kotaro Kageyama was appointed by that Institute as the chairman of the third-party committee for the investigation.


1st November 2012
Lawyer Kotaro Kageyama's following book was published:
"The practice of recognizing an inventor/joint inventors and calculation of contribution ratios among joint inventors" Keizai-sangyo-chosakai 2012.

August 2012
Lawyer Kotaro Kageyama's following article was published in a journal specialized in intellectual property law of Oxford Press:
"The practice of recognizing an inventor/joint inventors and calculation of contribution ratios among joint inventors" Journal of Intellectual Property Law and Practice, Vol.7, No.8, 2012, pp.699-712.Link

June 2012
Lawyer Kotaro Kageyama's following article was published:
"Evaluation of contribution of the subject of a research to an invention - on the basis of analysis of the stages of the establishment of an invention" Chizai-purizumu, Vol.10, No.117, 2012.

February 2012
Lawyer Kotaro Kageyama's following article was published:
"Analysis of the establishment of an invention and the guidance for the recognition and the calculation of contribution ratio among an inventor/joint inventors"Chizai-purizumu, Vol.10, No.113, 2012.

11th Novemver 2011
Lawyer Kotaro Kageyama (Visiting Professor of Kumamoto University Innovative Collaboration Organization) had a lecture entitled "Do Not Be Afraid of Changes - the Way of Life and Viewpoint of Opening a Road in a Chaotic Times" at Millenium Building of Faculty of Engineering.

September 2011
Lawyer Masayuki Shimaoka joined our Legal Firm.

April 2011
Lawyer Kotaro Kageyama's following book was published:
"The Way of Life and Viewpoint of a Lawyer with Science Background Who can Open a Road in a Chaotic Times - Do Not Be Afraid of Changes; How to negotiate; and Essence to Fight It Out" Kodansha Service Centre, Tokyo 2011.

October 2010
Lawyer Kotaro Kageyama's following article was published in a journal specialised in intellectual property law of Oxford Press:
"Formation of Invention / Joint Invention and Recognition of Inventor / Joint Inventor" Journal of Intellectual Property Law and Practice, Vol.5, No.10, 2010, pp.699-712.

June 2010
Lawyer Kotaro Kageyama's following book was published:
"Legal Knowledge of Corporate Rehabilitation - Thinking Way and Practice specialised in Corporate Rehabilitation Law" Sanwa-shoseki, Tokyo 2010.

April 2010
Lawyers Kotaro Kageyama and Motoyuki Ogawa took part in, upon the request from the victim's bereaved family, the case on professional negligence in car-driving resulting in death in Aizuwakamatsu branch of Fukushima District Court.
Considering the grief of the victim's bereaved family, the judge gave 2 years and 10 months' penal servitude without a stay of execution. The judgment was finally decided without an appeal.

December 2009
In the article "Ranking of Lawyers who had lively time of it in 2008-09" of the Nikkei Newspaper on 24th December 2009, "GE Financial / movable-delivery-claim" case in which Lawyer Kageyama was appointed as legal attorney in the Supreme Court was ranked second in the cases which drew attention among lawyers in Japan. It is considered that the effects of the judgment toward practice was assessed. Please refer the details of the case in the left-hand side "Cases" page.


December 2009
Lawyer Ryo Nakamura joined our Legal Firm.

September 2009
The following book written by Prof. Kotaro Kageyama was published:
"Legal Knowledge of Intellectual Aset-Based Managemant: Thinking Way and Practice of Intellectual Property Law" Sanwa-Shoseki 2009.


June 2009
Lawyer Sawako Sonoyama joined our Legal Firm.


January 2009
Kageyama International Law and Patent Firm moved to the next-next building. Please make contact with the following new address hereafter. The phone and fax numbers are the same with the previous ones.
Kageyama International Law and Patent Firm
6th Floor, Takenaka-Ginza-Building
2-6-4 Ginza, Chuo-ku, Tokyo 104-0061 Japan
Tel.: 03-3564-0811
Fax: 03-3564-0693
E-mail: Kagelaw@kt.rim.or.jp


The previous address (before 13th January 2009) was:
Kageyama International Law and Patent Firm
3rd Floor, Ginni-Building
2-6-16 Ginza, Chuo-ku,
Tokyo 104-0061 Japan

Tel.: 03-3564-0811
Fax: 03-3564-0693

E-mail: Kagelaw@kt.rim.or.jp

February 2008

Lawyer and Patent Attorney Kotaro Kageyama made applications for following patents:
1. Title of the Invention:
Application Date: 8th February 2008
Application No.: 2008-507287
PCT No. PCT/JP2007/059532
2. Title of the Invention: A small device to catch microorganism for attachment to a micro-manipulator
Application Date: 7th January 2008
Application No.: 2008-000594

September 2007
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Intellectual Property Rights and Management Strategy" at the Venture Business School in KSP (Kanagawa Science Park).


August 2007
Lawyer and Patent Attorney Kotaro Kageyama obtained the following patent.
Patent Number: 3995052
Title of the Invention:
Application Number: 2006-530827
Filing Date: June 29, 2006

April 2007
Lawyer and Patent Attorney Kotaro Kageyama was nominated in the List of Japan Intellectual Property Arbitration Center's Arbitrators, Mediators and Center Judges.

February 2007
Lawyer and Patent Attorney Kotaro Kageyama was appointed as a supervisor of civil rehavilitation of Kyowa Contact Co., Ltd.

December 2006
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Recognition as an Invenntor and Patent Invention's Contribution to Profit" at Faculty of Engineering of Kumamoto University.

October 2006
Lawyer Motoyuki Ogawa joined our Legal Firm.

September 2006
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Intellectual Property Rights and Management Strategy" at the Venture Business School (14th) in KSP (Kanagawa Science Park).

February 2006
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Management against Infringement of Intellectual Property Rights (Offense & Defense)" at Faculty of Engineering of Kumamoto University.

January 2006
Lawyer and Patent Attorney Kotaro Kageyama assumed the president of Tsubasa System Co., Ltd.° until June 2007°ň.

December 2005
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Recognition of Invention and Patent Invention's Contribution to Profits: Employee's Invention" at the 6th Seminar of the New Industry Creation Hatchery Center (NICHe) in Tohoku University.

October 2005
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Intellectual Property Law" at Faculty of Engineering of Kumamoto University.

September 2005
Lawyer and Patent Attorney Kotaro Kageyama had lectures on "Understanding of Intellectual Property Rights for Company & Legal Management" and "Management against Infringement of Intellectual Property Rights (Offense & Defense) at the Venture Business School (14th) in KSP (Kanagawa Science Park).

June 2005
Lawyer Kotaro Kageyama was appointed as a trustee in a petition for bankruptcy of Zecoo Co., Ltd.; Lawyer Takeyuki Ishibashi was appointed as an agent trustee in the same case.

March 2005
Lawyer and Patent Attorney Kotaro Kageyama had a lecture on Intellectual Property Law: including the industry-university cooperation point of view in honor of the retirement from the office at Touhoku Bunka Gakuen University.

October 2004
Lawyer and Patent Attorney Kotaro Kageyama had a lecture on university management, risk management and university rehabilitation under Corporate Rehabilitation Law at Tohoku University.

October 2004
Lawyer and Patent Attorney Kotaro Kageyama had lectures on Intellectual Property Law at Faculty of Engineering of Kumamoto University.

June 2004
Lawyer and Patent Attorney Kotaro Kageyama assumed ofice as president of Touhoku Bunka Gakuen University and Yuai Gakuen under the proseedings of Corporate Rehabiliotation.

May 2004
Lawyer and Patent Attorney Kotaro Kageyama had lectures on Corporate Lihabilitation Law at Saitama University under the Ministry of Health, Labour and Welfare's Unemployment Education Program.