Anderson Mori & Tomotsune, Intellectual Property

About

Provided by Anderson Mori & Tomotsune

Anderson Mori & Tomotsune’s Intellectual Property Practice Group is made up of attorneys-at-law (bengoshi) and patent attorneys (benrishi).

Our IP attorneys (bengoshi) are veterans in patent litigation and have extensive experience in IP licensing and transactions. They possess deep technical knowledge in the areas of electronics, telecommunications, computers, machinery, chemicals, biotechnology, and pharmaceuticals. Our lawyers also have deep expertise in the handling of know-how, trademark, copyright, and entertainment disputes. They work closely with the firm’s specialists in other practice areas such as competition law, labor law, corporate law, cross-border transactions, bankruptcy, and pharmaceutical regulations, as required by the nature of the cases they handle.

Our patent attorneys (benrishi) specialize in the filing of patents, utility models, designs, and trademarks. These professionals are qualified to appear before the Japan Patent Office for patent prosecution proceedings and provide our clients with advice and consultations on the various aspects of Japanese intellectual property law. The members of our patent prosecution team hail from a variety of professional, technical, and academic backgrounds and are on the cutting edge of both technology and IP regulations.

Chambers Review

Provided by Chambers

Intellectual Property: Domestic - Japan

Band 1

What the Team is Known For

Anderson Mori & Tomotsune has a flourishing team with well-honed skills in an array of IP issues, especially in relation to patent infringement disputes and invalidation actions. The firm also advises on a range of transactional matters, licensing agreements and trade secrets disputes. The team's work includes mandates for both domestic and international companies, including on cross-border mandates. It assists clients from a wide range of industries, including the automotive, pharmaceutical and semiconductor sectors. The team includes qualified benrishi who assist clients with patent filing mandates.

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Strengths

Provided by Chambers

Anderson Mori & Tomotsune provided accurate advice on matters that spanned multiple areas of law across Japan, the USA, Europe and other countries. It was very helpful to receive one-stop advice.

Intellectual Property: Domestic respondent
Asia-Pacific

AMT distinguishes itself from competitors with attorneys who are uniquely knowledgeable in technology, not just the law, which gives it an edge in formulating strategy and understanding client goals.

Intellectual Property: Domestic respondent
Asia-Pacific

Anderson Mori & Tomotsune provided accurate advice on matters that spanned multiple areas of law across Japan, the USA, Europe and other countries. It was very helpful to receive one-stop advice.

Intellectual Property: Domestic respondent
Asia-Pacific

AMT distinguishes itself from competitors with attorneys who are uniquely knowledgeable in technology, not just the law, which gives it an edge in formulating strategy and understanding client goals.

Intellectual Property: Domestic respondent
Asia-Pacific

Notable Practitioners

Provided by Chambers

Yasufumi Shiroyama

Band 1

Yasufumi Shiroyama heads Anderson Mori & Tomotsune's intellectual property practice group and is well regarded for his expertise in IP litigation, acting for a range of leading international companies. He regularly handles patent infringement disputes in district and appellate courts in Japan.

He performed at the highest level with his quick understanding of our company, excellent judgment on personnel selection and timelines and easy-to-understand explanations to non-legal employees.

Mr. Shiroyama brings careful consideration of the client's commercial goals and delivers insightful, practical advice in furtherance of the same.

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Miki Goto

Band 2

Miki Goto continues to attract recognition, particularly for handling patent disputes. He draws on his background in science and engineering to guide electronic and technology companies through intellectual property matters at the local and multijurisdictional level.

He offers highly spirited service and listens intently to the contents of the consultation. He has a high level of comprehension, and is able to understand complex projects quickly.

Miki Goto is very knowledgeable in his area and communicates well with international clients.

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Yoshikazu Iwase

Band 2

Yoshikazu Iwase is an experienced patent disputes lawyer who represents domestic and international clients in venues including the Tokyo District Court.

He has a wealth of experience in patent litigation and gives very useful suggestions and advice on how to proceed. I leave the case to him with peace of mind.

I am very satisfied with the timely and spot-on advice and support that I have received.

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Masayuki Yamanouchi

Up and Coming

Masayuki Yamanouchi is an up-and-coming lawyer with a strong scientific background. Highly sought after by pharmaceutical clients, he often represents clients in patent disputes, including patent linkage, invalidation and enforcement.

Yamanouchi has a good reputation in the pharmaceutical IP area.

He delivers practical advice, keeping in mind the client's position with competitors, suppliers and customers alike. He has command of both English and Japanese, as well as IP law in both countries.

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