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Nishimura & Asahi Receives Highest Rankings in World Trademark Review 1000 - 2026 Edition
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Chisako YAGI
Chisako is a Patent & Trademark Attorney specializing in trademark prosecution and enforcement matters. She advises both Japanese and international clients on protection of their valuable brands.
Chisako specializes in trademark prosecution and related matters, including searches, filings, oppositions, invalidations, and cancellations, before the Japan Patent Office. She also specializes in enforcement actions, including online counterfeiting and trademark infringement issues.
Awards & Rankings
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Nishimura & Asahi Receives Highest Rankings in World Trademark Review 1000 - 2025 Edition
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Nishimura & Asahi Receives Highest Rankings in World Trademark Review 1000 - 2024 Edition
Seminars
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JPO/IPR Training Course (IP Management of Enterprises - Trademarks and Brands)
Tokyo
External Seminars
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JPO/IPR Training Course (Trademark Act/ Unfair Competition Prevention Act)
Tokyo
External Seminars
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Different views of the Intellectual Property High Court and the Japan Patent Office
Tokyo
External Seminars
Publications
Education
- 2001
- Aoyama Gakuin University (LL.B.)
Professional Experience
- Vice-chair of International Committee of Japan Trademark Association
- Kyowa Patent and Law Office
- Shiga International Patent Office