Mr. Goto has an exceptional background as a Japanese lawyer with an academic background in both science and engineering, and professional experience working in the intellectual property department of a major electronics company. Mr. Goto’s practice covers a wide range of complex intellectual property and technology/data related matters, including disputes concerning patents, licensing, trade secrets, trademark and technology related antitrust claims, as well as various data privacy/protection issues. He also has broad experience in various regulatory matters as well as product liability issues involving chemical substances, pharmaceutical products and other industrial products. Mr. Goto is recommended for: ・Intellectual Property (Japan) - Chambers Global (2019-2024) ・TMT (Technology, Media, Telecom) - The Legal 500 Asia Pacific (2021-2024) ・Intellectual Property (Japan) - Asialaw Profiles (2021-2024) Since 2017, Mr. Goto has been serving as the vice chair of Standing Committee on Trade Secret of AIPPI. In addition to being admitted to the bar in Japan (2008) and the state of New York (2014), he passed the Japanese Patent Attorney Examination in 2003.

Dr. Ono is a registered and qualified patent attorney (benrishi). He has been involved with various patent matters and is well versed in international and domestic patent filing and prosecution. He is specialized in Biochemistry, Pharmaceutical, Agrochemistry and Food Engineering.

Masayuki holds a master's degree in science, and has been engaged in a number of patent infringement lawsuits and other IP related matters since he became a lawyer. His main focus is on the pharmaceutical industry, in patent infringement actions as well as licensing negotiations, joint development projects, and technology transfer projects. He also has expertise and experience in other forms of intellectual property, including trademarks, copyrights, and trade secrets. In addition, with his experience in the U.S. (both in law school and at a law firm focusing on patent matters), he also provides advice to clients involved in patent lawsuits in the U.S.

Yoshikazu Iwase joined Anderson Mori & Tomotsune after working with an intellectual property firm in Tokyo for three years. His litigation experience involves a number of patent infringement trials and revocation suits against the trial decisions of the Japanese Patent Office concerning patentability/validity of patents over various technologies. He has also been involved with a wide range of trademark/trade dress and copyright infringement suits, licensing and IP assets transfer transactions, and dispute resolution. Mr. Iwase has provided a wide range of advice regarding U.S. patent infringement issues in Japan. His experience also includes drafting and negotiating licensing, patent and various intellectual property transfer agreements, transactions and due diligence of intellectual property in the course of M&A deals.

Yasufumi Shiroyama is a partner who heads all aspects of the firm's intellectual property group practice, including: ・Drafting and arguing complaints, motions, answers and other pleadings for patent, trademark, copyright and know-how infringement litigation in district and appellate courts in Japan, on behalf of both Japanese and foreign companies; ・Drafting and arguing complaints, motions, answers and other pleadings for litigation arising in relation to technology transfer agreements, compensation for employee's invention, and allegedly defective products, etc. in district and appellate courts in Japan, on behalf of both Japanese and foreign companies; ・Drafting and negotiating various technology transfer agreements on behalf of both Japanese and foreign companies; ・Managing written discovery in cooperation with U.S. counsel for a Japanese client in patent license related litigation in U.S. federal court; ・Managing appellate litigation matters seeking nullification of decisions of the Japanese Patent Office; ・Drafting and arguing complaints, motions, answers and other pleadings in invalidation trial and opposition procedures before the Japanese Patent Office; and ・Advising on regulatory matters for pharmaceutical products, medical devices, chemical products, and personal data etc.