Our Profile and History

Firm profile

President Tatsuhiko Sato
Vice-president Patent attorney Tsuyoshi Kagaya
Patent attorney Toshiyuki Sakai
Number of in-house patent attorneys 18 (as of May 2016)
Adviser Michio Komatsu
Adviser Patent attorney Susumu Hori
Number of staff members 43 (as of May 2016)
Head office Nishi-Shinjuku Mitsui Building 18F
24-1, Nishi-shinjuku 6-chome
Shinjuku-ku, Tokyo 160-0023, JAPAN
Tel  +81 3 5324-9810
Fax  +81 3 5324-9820
Fukushima office Kannoya Building 3F
1-6-6, Ekimae, Kooriyama-shi,
Fukushima 960-8002, JAPAN
Tel  +81 24 953-4196
Fax  +81 24 953-4296

Firm history

November 1986 Sato International Patent Officewas established in Shinbashi, Minato-ku, Tokyo
October 1987 Chiba-Sato International Patent Office was established.
Office was moved to 2-7-7, Yoyogi, Shibuya-ku, Tokyo
January 1991 Name of office was changed to "Toho International Patent Office".
December 1995 Office was moved to 2-1-1, Yoyogi, Shibuya-ku, Tokyo.
April 2002 SATO & ASSOCIATES was established.
December 2002 Satellite office was established in 2-6-3, Yoyogi, Shibuya-ku, Tokyo, with the expansion of business.
June 2004 Satellite office was moved to 2-11-2, Yoyogi, Shibuya-ku, Tokyo, with the expansion of business.
April 2006 Merged with Hori International Patent Office
April 2008 Established "SATO & ASSOCIATES" (日本名:特許業務法人創成国際特許事務所) as a patent profession corporation which succeeded all practice and organization of former SATO & ASSOCIATES
October 2008 Fukushima office was established.
November 2008 Office was moved to 24-1, Nishi-Shinjuku, Shinjuku-ku Tokyo
August 2013 Fukushima office was moved to Kannoya Bldg., 3F, 6-6,  Ekimae 1-chome,  Koriyama-shi, Fukushima 960-8002