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Yukei Mizuno
Principal, registered patent attorney in Japan

Overview

Yukei joined CoTech International, Inc. in 1999. He registered as a Japanese patent attorney in 2004, and spun off to lead IP law firm, CoTech International in 2005. He was an interne at IP law firm in Boston, MA, Lahive and Cockfield, LLP in 2005.
Yukei practices in all phases of intellectual property (patents, utility models, designs, and trademarks), with an emphasis on trademark preparation and prosecution, and patent preparation and prosecution including electrical and mechanical systems and devices, telecommunication systems and devices, optical equipments, fuel cell technologies, and computer software. His native language is Japanese and he is also fluent in English.

Education

B.A. in Law, Chuo University

Memberships & Affiliations

Japan Patent Attorneys Association (JPAA)
International Trademark Association (INTA)
Asian Patent Attorneys Association (APAA)
Japan Trademark Association (JTA)

Etsu Tamai
Registered patent attorney in Japan

Overview

Etsu joined CoTech International in 2013, and she registered as a Japanese patent attorney in 2015.
She is qualified Software Design and Development Engineer in Japan. Prior to joining the firm, she was engaged in database developments such as parts management system for small companies. She is familiar with software languages such as Visual Basic, C, Java, ASP, Ruby and Matlab.
She focuses her practice on patent prosecution in the fields of computer software, electrical and mechanical systems and devices, telecommunication systems and devices and optical equipments. She also assists with due diligence reviews, infringement opinions and invalidity analysis. Her native language is Japanese.

Education

B.S. in Physics, Shinshu University

Memberships & Affiliations

Japan Patent Attorneys Association (JPAA)

Sumio Mizuno
President and Founder, CoTech International, Inc.