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Staff

Number of staff, etc.

Patent attorneys 6 (Advisor 1)
Patent engineer 3
Translator 3
Paralegal 8
General affairs staff 3
Total 23
Legal Advisor 1

KOICHIRO TSUJIMARU
Qualified attorney to represent in intellectual property infringement litigation・Ph.D (Engineering)

・Guest Professor at Kagawa Univ.

■Background

1988 Graduated from Department of Biological Production, Faculty of Biological Production, Hiroshima University
1988 Joined Nippon Sanso Corporation
1988 On loan to Faculty of Agriculture, Kyoto University for two years (joint research)
1992 Left Nippon Sanso Corporation under amicable circumstances
1992 Joined Saito Patent Office
1995 Left Saito Patent Office under amicable circumstances
1995 Joined Ikeuchi-Sato & Partner Patent Attorneys (former Ikeuchi-Sato Patent Office)
1999 Registered as a Patent Attorney
In charge of Tokyo Office (2002-2005)
2003 Registered to represent in intellectual property infringement litigation
2005 Left Ikeuchi-Sato & Partner Patent Attorneys under amicable circumstances
2005 Established Tsujimaru International Patent Office
2007 Completed Doctoral Course of Graduate School of Engineering, Osaka Prefecture University, received a doctorate in Engineering

■Specialties

General chemistry, semiconductors, electrical and electronic materials, optical films, photocatalysts, plant and equipment, machinery, biotechnology, IT, lawsuits, and licenses.


■Positions

・Committee member, Ministry of Economy, Trade and Industry “Society for the Study of Research and Development and Intellectual Property” (2002)
・Part-time Assistant Professor, Nara Institute of Science and Technology (2003)
・Specially appointed Professor, Intellectual Property Head Office, Chiba University (2004)
・Specially appointed Researcher, Osaka University Venture Business Laboratory (2003-2004)
・Lecturer, Kanagawa Science and Technology Academy Foundation (Intellectual property education in the field of biotechnology)
・Advisor, Japan Industrial Location Centre, “Society for the Study of regional development through industry-university cooperation” (2003-2004)
・Member of assessment committee, “Intellectual property human resources development curriculum”, Osaka Kyoiku University (2006)
・Guest Professor, Social Cooperation/Intellectual Property Center, Kagawa University (since 2008)


■Major publications

・Biotechnology Patent Practice (Research Institute of Economy, Trade and Industry)
・Genetic Business and Genome Patent (In collaboration with the Research Institute of Economy, Trade and Industry)
・Job Invention and National Strategy (In collaboration with the Research Institute of Economy, Trade and Industry)
・Intellectual Property - 20 Key Points (In collaboration with the Research Institute of Economy, Trade and Industry)
・Intellectual Property Basic Precedent Guide (In collaboration with the Asakura Publishing Co., Ltd.)

MASATO MATSUNAWA
Former trial examiner-in-chief at JPO・Ph.D (Jurisprudence)

・Guest Professor at Graduate school, Kanazawa Institute of Technology

■Background

1974 Graduated from Department of Organic and Polymeric Materials, School of Engineering, Tokyo Institute of Technology
1976 Completed Master's Course of Department of Textile Engineering, Graduate School of Engineering, Tokyo Institute of Technology
1976 Joined JPO as Assistant Examiner at JPO
1980 Started working as Examiner
2000 Started working as Director for Examination
2001 Started working as Trial Examiner-in-Chief
2009 Joined as Professor at Graduate School of Library, Information and Media Studies, University of Tsukuba
2011 Completed Doctoral Course of Graduate School of Law, Division of Law, Teikyo University (Jurisprudence)
2011 Started working as Professor at Faculty of Library, Information and Media Science, University of Tsukuba
2015 Registered as a Patent Attorney and joined Tsujimaru International Patent Office

■Specialties

machinery, textile, polymer, trial, litigation


■Positions

・Presenter in education and training for foreign examiners(1988)
・Presenter in Examiners training(1993)
・Presenter in National seminars under the sponsorship of JPO(1993)
・Regular member and Director in Japan Society of Kansei Engineering(2003)
・Regular member in Copyright Law Association of Japan(2004 to Current)
・Guest professor at Department of Law, Faculty of Law & Economics, Chiba University(2008)
・Guest professor at Graduate Program in Systems for Intellectual Creation, Graduate School of Engineering, Kanazawa Institute of Technology(2008 to Current)
・Regular member and Inspector in Japan Society of Kansei Engineering(2013 to Current)


■Major Publications & Academic Papers

・ " Patent Trial: Doctrine & Practice", Asakura Publishing Co., Ltd., 2008
・"Patents for Hitler", (Author: Guenter Reimann), (translated into Japanese), Diamond, Inc., 1983, (Collective writing)
・" Guidebook of Basic judicial precedents under Intellectual Property Law ", Asakura Publishing Co., Ltd., 2005, (Collective writing)
・ "Summary of Employee's invention litigation ", Research Institute of Economy, Trade and Industry, 2006, (Collective writing)
・"Legal issues of Photo collage of Portraits", Library, information and media studies, Volume 12, No. 1, Pages 29 to 40, 2004, (Collective writing)
・Provisions to Restrict amendment or Corrections in Patent Act, Kansei Engineering International, 2010 (CD-ROM)
・"Research in Intellectual property law of Software around Ichitaro & Hanako suit", Library, information and media studies, Volume 4, No. 1, Pages 21 to 40, 2006


YUMI NAKAYAMA
Qualified attorney to represent in intellectual property infringement litigation・Ph.D (Medicine)

■Background

Completed Graduate School of Agriculture, Okayama University
Joined our office after working for a chemical manufacturer and a patent office
2003 Registered as a Patent Attorney
2005 Registered to represent in intellectual property infringement litigation
2015 Completed Doctoral Course of Graduate School of Medicine, Tokyo Medical University

■Specialties

Biotechnology, general chemistry, materials chemistry, devices, plastics, machinery


■Positions

○ 2004 Japan Patent Attorney Association, Bio-Life Science Committee
○ 2005 Japan Patent Attorney Association, Bio-Life Science Committee


■Major publications & Articles

・Intellectual Property - 20 Key Points (In collaboration with the Research Institute of Economy, Trade and Industry)
・Basic Precedent Guide to Intellectual Property Law (In collaboration with the Asakura Publishing Co., Ltd.)
・“Medical Treatment and Patent”, Challenge and Study for Intellectual Property Legal System Ⅸ, Chizai Prism, March 2007 (Research Institute of Economy, Trade and Industry (RIETI))


■Others

○ 「2004 Patent and Intellectual Property Law and Practice Summer Institute」
  University of Washington, School of Law, CASRIP (Seattle, Wa, USA)


HAJIME ISAJI
Qualified attorney to represent in intellectual property infringement litigation・Ph.D (Science)

■Background

1999 Completed Graduate School of Science, Kyushu University
2000 Joined a Patent Office
2005 Left the Patent Office under amicable circumstance
2006 Joined our office
2007 Registered as a Patent Attorney

■Specialties

General chemistry (particularly organic chemistry), medicine, resin, materials chemistry, plant and equipment, machinery


■Major Publications & Academic Papers

・Genetic Business and Genome Patent (In collaboration with the Research Institute of Economy, Trade and Industry)
・H. Isaji, M. Yasutake, H. Takemura, K. Sako, H. Tatemitsu, T. Inazu, T. Shinmyozu Eur. J. Org. Chem., 2487-2499 (2001).(Collaboration)
・Isaji, Hajime; Sako, Katsuya; Takemura, Hiroyuki; Tatemitsu, Hitoshi; Shinmyozu, Teruo, Tetrahedron Letters, Volume: 39, Issue: 24, June 11, 1998 pp. 4303-4304 (Collaboration)


KENTO MINAMINO
Ph.D(Biostudies)


■Background

2006 Graduated from Department of Science, Faculty of Science, Kyoto University
2008 Completed Master's Course of Graduated School of Biostudies, Kyoto University
2012 Completed Doctoral Course of Graduate School of Biostudies, Kyoto University
2012 Joined Tsujimaru International Patent Office
2014 Registered as Patent Attorney

■Major Academic Papers

・IRF-2 regulates B-cell proliferation and antibody production through distinct mechanisms.
・Minamino K, Takahara K, Adachi T, Nagaoka K, Iyoda T, Taki S, Inaba K. Int Immunol. 2012 Sep;24(9):573-81. doi: 10.1093/intimm/dxs060. Epub 2012 Jul 5. PMID: 22773153
・Invariant NKT cell anergy is induced by a strong TCR-mediated signal plus co-stimulation.
・Iyoda T, Ushida M, Kimura Y, Minamino K, Hayuka A, Yokohata S, Ehara H, Inaba K. Int Immunol. 2010 Nov;22(11):905-13. doi: 10.1093/intimm/dxq444. PMID: 21118907
・Expression of C-type lectin, SIGNR3, on subsets of dendritic cells, macrophages, and monocytes.
・Nagaoka K, Takahara K, Minamino K, Takeda T, Yoshida Y, Inaba K. J Leukoc Biol. 2010 Nov;88(5):913-24. doi: 10.1189/jlb.0510251. Epub 2010 Aug 19. PMID: 20724666


ADVISOR: MASAHIRO WATADANI
Former Trial Examiner-in-Chief at JPO


■Background

1974 Graduated from Department of Mechanical Engineering, Faculty of Engineering, Kobe University
1976 Completed Master's Course of Graduate School of Production Mechanical Engineering, Kobe University
1976 Worked as Assistant Examiner at JPO
1980 Worked as Examiner at JPO
2005 Worked as Trial Examiner-in-Chief at JPO
2007 Worked as Division head of Trial Examiner-in-Chief at JPO
2009 Retired from JPO
  Worked as Trial Investigator at JPO etc.

LEGAL ADVISOR: RYOHEI KUDO
Attorney at law, Admitted in Japan & New York


■Background

2002 Received his LL.B. from the University of Tokyo
2002-2006 Worked at the Ministry of Defense
2006 Received his LL.M. from Columbia Law School (James Kent Scholar)
2007 Admitted to the New York State Bar Association
2010 Received his J.D. from the University of Tokyo School of Law
2012 Joined Mori Hamada & Matsumoto
2012 Joined Iwata Godo
2013 Seconded to Rodyk & Davidson LLP in Singapore
2013 Dispatched to Singapore International Arbitration Centre (SIAC) from Rodyk & Davidson LLP
2017 Legal Advisor for Tsujimaru International Patent Office

■Engaged Cases

・Providing advice on inbound/outbound dispute resolutions (litigation, mediation and arbitration in the area of business transactions among companies, commercial litigation, patents, trademarks, copyrights and other intellectual property rights, entertainment laws, trade secrets, unfair competition, preservation of evidence, M&A, joint ventures, financial products, product liability, real estate, labor issues, IT and software, collection of claims, etc.);
・Providing advice on intellectual property rights;
・Providing legal services on international business transactions;
・Dealing with business deployment, local regulations and disputes associated with overseas expansion of Japanese companies;
・Handling matters related to the Companies Act, shareholders’ meetings and the corporate governance; and
・Member of the Compliance Committee of a company listed on the First Section of the Tokyo Stock Exchange


■List of Main Publications

<<English>>
“Getting the Deal Through: Enforcement of Foreign Judgments” (Japan Chapter) (Law Business Research, 2014)
“The International Comparative Legal Guide to: Litigation & Dispute Resolution 2014” (Japan chapter) (Global Legal Group Ltd., 2014)
“Distribution & marketing of drugs: Jurisdictional comparisons”(Japan chapter) (The European Lawyer Reference Series, 2012)
<<Japanese>>
“New Story of Shareholders' Meeting” (co-author, Shoji Houmu, 2017)
“Q&A: Handbook for Outside Directors/ Outside Company Auditors”(co-author, Nihon Kajo Publishing Co., Ltd., 2015)
“IPO and Strategic Legal Affairs - Taking into Account the Viewpoint of Accountant” (co-author, Shoji Homu, 2015)
“Special Edition: Q&A Concerning Revision of the Companies Act and Practical Business” (co-author, Kinyu Homu Jijo, Sept. 25, 2014)