Ryuka IP Law Firm



Practice area

IP STARS Reviews


Ryuka IP Law Firm has a strong practice in the Japanese patent prosecution market. Its patent professionals have academic and industry experience in various areas such as electronics and engineering. Aki Ryuka heads the IP practice. Other notable practitioners include Hideya Akashi, Tadayoshi Higashiyama and Manabu Takata.

Trade mark

Ryuka provides services including trade mark prosecution and filings and clients include domestic and international firms, smaller start-up organisations and individual inventors. The IP team is active in the electronics, telecommunications, software, chemicals and biochemistry areas.

Aki Ryuka is the key contact at firm and assists clients with trade mark, patents and designs. Junior partner Masako Osakabe advises on trade mark prosecution and litigation, unfair competition and design.