Keisen: Putting You First in Japan

Welcome to Keisen Associates! Keisen means "spring of blessings" in Japanese. We, Keisen Associates, aim to be a wellspring of legal services for all matters of Japanese intellectual property law.

Keisen Associates (formerly Omori & Yaguchi) is a Tokyo-based Japanese intellectual property law firm with an office in Philadelphia, Pennsylvania. We offer a broad range of Japanese and international legal support in patent, design, and trademark law. Our services include including prior art searches, in-house technical translations, international licensing, and legal consultation for business development and technology transfer in Japan. Our highly skilled attorneys and patent agents are supported by a team of technical advisers, translators, and administrative staff who are fluent in English. We are delighted to provide our clients with seamless, efficient, and cost-effective service that flows into all areas of intellectual property protection in Japan.

Japan’s IP News

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Following “PPAP” Confusion, JPO to Reassure Status of Trademark Applications Whose Acceptances Are Delayed by Defective Prior Applications

The JPO is making its procedures for examining trademark applications that have been preceded by defectively filed applications more transparent after some confusion that caught up the media in Japan. Defective (often, with official fees unpaid) applications frequently are attempts…
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Government Policy, IP News, Trademark Filing Requirements, Trademarks, What's New

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Asian Universities Ranked for Technology, Innovation

Reuters has published its ranking of the 2017 Asia Pacific’s Most Innovative Universities listing 75 schools for technology and intellectual property. The ranking placed 19 Japanese universities, including Tokyo University, Tohoku University, Kyoto University, and Osaka University, but South Korean…
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IP News, News, What's New

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