Attorneys

Yoshi Masutani

Managing Partner, Thai Office, Bangkok
Japanese Patent Attorney
2004 to Current
Masuvalley and Partners, Tokyo Office
1-42-4 Asakusa, Pacific Court Asakusa, Suite 311
Taito-ku, Tokyo 110-0032 JAPAN

Legal Experience

Mr. Masutani is a founder and Managing Partner of Masuvalley (US, Japan, China and Thailand). Served as a Managing Partner of Masuvalley since 2014, the Group is expanding world-wide IP boutique firm having multi country IP attorneys (Now, 16 IP attorneys, 5US/5JP/3China/3Thai). He handles a broad range of patent matters, primarily those pertaining to semiconductor and display related technology. He also has long experience assisting clients in patent prosecution and drafting. His practice also includes patent litigation and high level negotiation activities. He negotiated against Samsung and LG for Hitachi’s semiconductor business. Also, he negotiated against Toshiba for SK Hynix in semiconductor area.

Masuvalley and Partners, Thai Office
Managing Partner
2014 to Current

Masuvalley and Partners, US Office
Managing Partner
2004 to 2014

Luce Forward Hamilton & Scripps LLP, San Diego, California
Foreign Legal Advisor
Business Group / Intellectual Property
2002 to 2004

Hitachi, Ltd. , Tokyo, Japan
Semiconductor Division, IP Patent Attorney
1992 to 2002

Education and Bar Admissions

B.Law, Sensyu University of Law, Tokyo, Japan, 2002
B.S., Chuo University, Tokyo, Japan, 1992
Japanese Patent Attorney (Passed and Registered)
US Patent Agent (Passed)
Member of the Semiconductor Industry Association (SIA)
Member of the Society Information of Display

Languages; Japanese, English


US Office Attorneys


Hiro Nakao

Masuvalley and Partners, California Office
9665 Granite Ridge Dr., Suite 560, San Diego, CA 92123
Japanese Patent Attorney

Legal Experience

Masuvalley and Partners, San Diego, California
August 2008 to Present

Since August 2008, Mr. Nakao has been representing patent/trademark applications before the Japan Patent Office for clients from all over the world.  Supporting Asian companies in U.S. patent activities, such as litigation (including eDiscovery) and licensing, has also been his specialty.  In addition, he has been assisting clients in prosecuting patent/trademark applications in the U.S. and many countries other than Japan.

Oki Electric Industry Co., Ltd., Tokyo, Japan
April 1998 to August 2008

From April 2004 to August 2008, Mr. Nakao belonged to Intellectual Property Department, Semiconductor Business Group. Here, He handled patent prosecution cases relating to semiconductor device structures, semiconductor manufacturing processes, semiconductor packaging, electronic circuits, etc. in Japan, U.S., Europe, China, Korea, Taiwan, etc.  He also handled patent litigations in U.S. and Japan, other problems arising from other company’s patents and revision of an in-house patent incentive system. From April 1998 to March 2004, He belonged to Legal and Intellectual Property Department, Headquarter. He handled intellectual property related contracts, patent negotiations, trademarks, designs and an in-house patent incentive system.

Education and Bar Admissions

Law, Waseda University, School of Law, Tokyo, Japan, 1998
Admitted as Japanese Patent Attorney (Benrishi)
Member of the Japan Industrial Property Law Society

Languages; Japanese, English


Suzhou Office Attorneys


Charles Wang

Masuvalley and Partners, Shanghai Office
1 Fuxing Zhong Lu, Suite 1208, Shanghai, China
Chinese Patent Attorney

Legal Experience

Masuvalley and Partners, Shanghai, China
Partner
March 2006 to Current

WZW & Partners, Shanghai, China
Senior Partner
1999 to Current

The WZW & Partners is specialized in international business law, intellectual property law, publishing law and pharmaceutical law. Mr. Wang is also Senior Partner of this firm besides Masuvalley and Partners.

China International Economic Consultants (CIEC), China

Senior Manager
1998 to 1999

A wholly owned subsidiary of China International Trust and Investment Corp. (CITIC), leading a professional team responsible for legal and intellectual property matters.

General Electric, Medical Systems, USA
Senior Business Manager
1991 to 1995

Clinical Internal Medicine, Internal Medicine Dept, Ruijin Hospital, Shanghai Jiao Tong University.
Medical Doctor
1986 to 1991

Chinese People’s Political Consultative Conference (CPPCC), Shanghai Pudong

Shanghai International Culture Association, Shanghai

Shanghai International Culture Association is affiliated directly to the Shanghai Municipality to carry out international culture exchange program. (In various provinces in China).

Education and Bar Admissions

Medical School of Jiao Tong University (M.D.) and Shanghai Traditional Chinese Medicine and Pharmacy University (M.S.) ; Franklin Pierce Law Center, Concord, NH, USA (LL.M); University of Pennsylvania, Philadelphia, USA (Visiting Scholar)
Member, American Intellectual Property Law Association (AIPLA)
Member, Licensing Executive Society-International (LES-International, China)

Languages : Chinese, English and French


Mr. Husheng LU

Masuvalley and Partners, Shanghai Office
Chinese Patent Attorney

Education and Bar Admissions

Attorney at Law (China)
Law School, Shanghai University, LL.B

Languages: Chinese


Dr. Zhongmei WANG

Masuvalley and Partners, Shanghai office
Chinese Patent Attorney

Education and Bar Admissions

Attorney at Law (China)
Xiamen University, PhD/JD
Professor, Shanghai Academy of Social Science

Languages: English and Chinese


Ms. Sally SHI

Masuvalley and Partners, Shanghai office
Chinese Patent Attorney

Education and Bar Admissions

Attorney at Law (China)
Shanghai Fudan Universtiy, LL.M
Shanghai Tongji University,B.S.

Languages: English and Chinese


Mr. Jia SHEN, LLB

Masuvalley and Partners, Shanghai office
Chinese Patent Attorney

Education and Bar Admissions

Attorney at Law (China)
Shanghai East China University of Law and Politics, LL.M (Candidate)
Shanghai East China University of Law and Politics, LL.B

Languages: English and Chinese


Mr. Jason Zhou

Masuvalley and Partners, Shanghai office
Chinese Patent Agent

Education and Bar Admissions

IP Associate
Jiangxi University

Languages: English and Chinese

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