…For your IP advantage in Japan

About our firm

patent office … Established in the end of 1998 in Nihonbashi area, at the center of Tokyo, Japan.

founder, Takeshi TAKAHASHI has experience of more than 40 years in IP field, not only for the main fields - Patents, Industrial designs, Utility Models, and Trademarks, - but also a wide range of property interests of great importance to businesses and individuals as well, including unfair competition Law, copyrights, and trade secrets.

Father:Takeshi Takahashi / Mother:Yoko Takahashi

Further, Takeshi TAKAHASHI has dealt with almost every technical field - Pharmaceutical, Chemical, Mechanical, Electronic, etc. Now we have a wide range of clients, not only for Pharmaceutical, Chemical, Mechanical, Electronic companies, but also apparel companies, consultant agency, Department stores, etc.

Masakazu Takahashi has experience of more than 20 years, hold a post as a council member for the year 2016 and 2017, and as a councei an executive director at JPAA for the year 2018.

Tomokazu Takahashi, has experience of more than 10 years, has a post as a chairman of board of IP education at Kanto branch of JPAA, and has had a lot of seminars.

With our best experience and flexibility, we try to be your best partner in Japan. We are glad if we can be of any help for you.

Elder:masakazu Takahashi / Younger:toshikazu Takahashi


Chairman(Patent attorney) Takeshi TAKAHASHI
Partner(Patent attorney) Masakazu TAKAHASHI/Tomokazu TAKAHASHI
Addless Masukichi-Bldg,-3F, 6-10 Nihonbashi 3-Chome, Chuo-ku, Tokyo 103-0027 Japan
Establishment 1998年
  • Japan Patent Attorney Association(JPAA)
  • Association for the Protection of Intellectual Property (AIPPI)
  • International Trademark Association (INTA)
  • Asian Patent Attorney Association (APAA)
Telephone +81-3-3281-7994
Facsimile +81-3-5205-0188
E-mail info@tt-patent.jp

access map

Our firm is located in the center of Tokyo, Japan, at the 3rd floor of Masukichi- building. It is 2 - 3 minutes walk from the Nihonbashi subway station (Ginza-line), or 8 minutes walk from the Tokyo central station. The first and second floor of the Masukichi building (マスキチビル)is wholesaler of food oils, which has more than 100 years of history.

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Right Obtaining Procedures

For overview of right obtaining procedures in Japan, please refer the following links.