About Us
Established in 1955, Value Plus IP Firm (formerly Mizogami & Co.) is an intellectual property law firm based in Osaka, Japan. Our firm consists of an intellectual property department and legal department. Both departments work closely together to provide a high quality one stop services for our clients.
Practice Areas
Intellectual Property
Departments Each application procedure of patent, utility model, design, trademark and service mark Patent consultation and technical translation Each procedure of Foreign Applications / PCT Applications Opposition / Appeal Trial / Expert Opinion Suit for Cancelling Trial Decision / Infringement / Warning Trademark search / Technical Search by online data and all kind of publication
Legal Departments
Civil cases, Commerce cases, Domestic Affairs cases Lawsuit, Private Settlement Negotiation, Legal Consultation, Drafting all kinds of Contracts concerning intellectual property right and arrangement of bankruptcy Testamentary making and testamentary execution Legal Support for Venture Business
Our People
Tetsuya Mizogami (member of the firm since 1988)
1981 - Graduated from Kyoto University with a Bachelor's degree in Law.
1983 - Registered as an attorney at law No.18539 (Membership of Osaka Bar Association)
1983 - Registered as a patent attorney No.8946
1992 -Graduated from Osaka Institute of Technology with a Bachelor's degree in Electronics.
Susumu Yamamoto (member of the firm since 1996)
1990 - Graduated from Osaka City University with a Bachelor's degree in Biology.
2003 - Registered as a patent attorney No.12982
Hiroshi Hurusho (member of the firm since 2022)
1991 - Graduated from Tokyo University with a Bachelor's degree in faculty of Engineering.
1993 - Graduated from Tokyo University with a Master's degree in faculty of Engineering
2022 - Registered as an attorney at law No.62746 (Membership of Osaka Bar Association)
2023 - Registered as a patent attorney No.23084
Contact Us
Value Plus IP Firm 2nd Floor, Hommachi-ide Building, 1-10-4, Utsubo-hommachi, Nishi-ku, Osaka, 550-0004 JAPAN
TEL: +81-6-6441-0391
FAX: +81-6-6443-0386
Email: 
2 minutes from Hommachi Station on the Yotsubashi Subway Line
8 minutes from Hommachi Station on the Midosuji Subway Line
8 minutes from Hommachi Station on the Chuo Subway Line
Information about Japanese Intellectual Property Law (Link)
・ Unfair Competition Prevention Act
・ Intellectual Property Basic Act (Law No.122, 2002)
・ Act for Establishment of the Intellectual Property High Court
