Patent Attorney
Patent Attorney
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President, Managing Partner, Patent Attorney
MITSUYOSHI HATTORI
[Mechanical Engineering]
Qualified as Infringement Lawsuits Counsel
Nagoya Institute of Technology
-B.S., Mechanical Engineering, 1988-1992Nagoya University
-M.S., Mechanical Engineering, 1992-1994NGK Spark Plug Co., Ltd. 1994-1999 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2000 Registered Patent & Trademark Attorney since 2004 Vice President of Okada Patent & Trademark Office, P.C. 2011-2016 President of Okada Patent & Trademark Office, P.C. since 2016 -
Vice President, Partner, Patent Attorney
TAKUMI SAKUMA
[Mechanical Engineering]
Kanazawa Institute of Technology
-B.S., Mechanical Engineering, 1993-1997Tamadic Co., Ltd. 1997-2007 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2007 Registered Patent & Trademark Attorney since 2010 Junior Partner of Okada Patent & Trademark Office, P.C. 2016-2018 Partner of Okada Patent & Trademark Office, P.C. since 2018 Vice President of Okada Patent & Trademark Office, P.C. since 2020 -
Junior Partner, Patent Attorney
KANAKO YASHIRO
[Trademark]
Qualified as Infringement Lawsuits Counsel
Tsuda College
-B.A., International Relations
Gained experience at patent law firms in Nagoya and Gifu Registered Patent & Trademark Attorney since 2004 Assigned the position of vice-chairman of the Trademark Committee of the JPAA in 2006 Assigned the position of vice-chairman of the Trademark Second Committee of the JPAA in 2011 and 2012 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2014 Junior Partner of Okada Patent & Trademark Office, P.C. since 2016 Assigned the position of vice-chairman of the Trademark Committee of the JPAA in 2017 -
Consultant, Patent Attorney
TORU ANDO
[Physics]
Qualified as Infringement Lawsuits Counsel
Nagoya University
-B.E., Applied Physics
Registered Patent & Trademark Attorney since 1993. Toyota Boshoku Corporation
-General Manager, Intellectual Property Department, Technical Administration Division
Joined and assumed Vice President of OKADA PATENT & TRADEMARK OFFICE, P.C. in 2013. Part-time lecturer of intellectual property law
-School of Law of Chukyo University 2013-2017
-Department of Engineering of Chukyo University 2014-2020 Consultant of Okada Patent & Trademark Office, P.C. since 2020 -
Patent Attorney
NAOYA OHTA
[Biotechnology]
Qualified as Infringement Lawsuits Counsel
Mie University
-B.S., Agricultural Chemistry, 1989-1993
-M.S., Biotechnology and Biochemistry, 1993-1995Cokey Co., Ltd 1995-1998 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2003 Registered Patent & Trademark Attorney since 2004 -
Patent Attorney
KEIICHI KATO
[Biotechnology]
Nagoya University
-PhD, Bioagricultural Sciences, 2001
Japan Society for the Promotion of Science, 2006
-Postdoctoral Fellowship
Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2006 Registered Patent &Trademark Attorney since 2009 -
Patent Attorney
MAKIKO NISHIWAKI
[Architecture]
Chubu University
-B.E., ArchitectureGained experience at several companies and a patent law firm in Nagoya Registered Patent & Trademark Attorney since 2018 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2019 -
Patent Attorney
TOMOKO ASAOKA
[Organic Chemistry]
Nagoya Institute of Technology
-B.S., Materials Engineering, 1995Takanichi Co., Ltd, 1995-1997 Gained experience at patent law firms in Gifu and Tokyo Registered Patent & Trademark Attorney since 2020 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2020 -
Patent Attorney
HIDEKI ISHIHARA
[Electromechanical Engineering]
Nagoya University
-B.E., Electromechanical Engineering, 1993-M.E., Electromechanical Engineering, 1995 Gained experience at several companies and patent law firm in Tokyo and Nagoya Registered Patent and Trademark Attorney since 2012 Joined OKADA PATENT & TRADEMARK OFFICE, P.C. in 2021 -
Executive Advisor, Patent Attorney
HIROSHI TAKENAKA
[Mechanical Engineering]
Qualified as Infringement Lawsuits Counsel
University of Tokyo
-B.S., Mechanical Engineering, 1977-1981Toyota Motor Corp.
-General Manager of Patent Department No.1, temporary transfer to a German patent and Law Firm and Technical Center in the U.S. 1981-2004Registered Patent & Trademark Attorney since 1989 Toyota Technical Development Corporation
-Senior General Manager of Information Analysis Department 2005 – 2007JTEKT CORPORATION
- General Manager of Intellectual Property Department, General Manager of Electric System Development Center, Technical Manager, Senior General Manager of Technical Head Office 2008 - 2014JTEKT CORPORATION
- Member of the Audit and Supervisory Board 2014 – 2022Executive Advisor of OKADA PATENT & TRADEMARK OFFICE, P.C. since 2022 -
Of Counsel, US Patent Attorney
FRANK H. PHAM
-B.S., Computer Engineering Technology - University of Houston, 1997
-M.B.A., University of Houston - Clear Lake, 2005J.D., Northwestern California University - School of Law, 2010 L.L.M., University of Illinois in Chicago - John Marshall Law School, 2020 Licensed to practice Law in California in 2021 Registered Patent Attorney with the USPTO since 2021 Joined Okada Patent & Trademark Office, P.C. in 2023
Technical staff
Total number of staff: 41 (as of April 1, 2021)
Introduction of our technical staff (as of April 1, 2021)
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Technical staff
M.S
45 years of service, Textile engineering
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technical staff
N.I.
39 years of service, Industrial chemistry
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Technical staff
M.S.
32 years of service, Electrical engineering
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Technical staff
T.K.
31 years of service, Metal
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Technical staff
T.O.
20 years of service, Electronics
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Technical staff
K.F.
18 years of service, Electrical engineering
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Technical staff
M.N.
17 years of service, Mechanical engineering
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Technical staff
H.K.
13 years of service, Applied Physics
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Technical staff
R.F.
11 years of service, Electrical engineering
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Technical staff
H.A.
10 years of service, Physics
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Technical staff
K.N.
10 years of service, Applied physical engineering
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Technical staff
T.Y.
4 years of service, Mechanical engineering
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Technical staff
T.K.
2 years of service, Physics
