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Updated Intellectual Property Information
Commentary on Revision of “Examination Handbook for Patent and Utility Model”
Click here for details.
Updated Publications of RESOURCES
Osamu Yanaka wrote a series of articles in Nippon Intellectual Property Translation Journal.
Click here for details.
Updated Publications of RESOURCES
Osamu Yanaka wrote a series of articles in Nippon Intellectual Property Translation Journal.
Click here for details.
Ranked in IAM Patent 1000: The World’s Leading Patent Professionals 2025
Sonoda & Kobayashi IP Law is ranked among the top firms in Asia for the prosecution and enforcement of IP rights and recommended by IAM Patent 1000 2025 for offering a unique combination of professional expertise and cosmopolitan awareness.
Dr. Yoshitaka Sonoda, Managing Partner, is also ranked among the top Patent Prosecutors and recommended by IAM Patent 1000.
Read the full profile by clicking the below links.
IAM Patent 1000 : Firm
IAM Patent 1000 : Individual
Our new partner
We are pleased to announce that Keiko Shishida became a partner of the firm as of June 1, 2025.
Sonoda & Kobayashi featured on The Japan Times: German-Japan Special
We are pleased to announce that Sonoda & Kobayashi has been featured in a special issue of The Japan Times focusing on German-Japan business partnership.
Click here for the detail.