History
| 1971 | Patent attorney Akira Kohno founded the firm at its current location in the Nagatacho Hoso Building, Akasaka, Minato-ku, Tokyo. |
| 2003 | Michiko Hosaka, the current managing partner, became the second head of the firm. |
| 2006 | Formed an alliance with Nagakawa & Okamura Law Firm. |
| 2010 | Established the Odawara branch. |
| 2012 | Began holding intellectual property seminars. |
| 2015 | Established as a patent professional corporation. |
Access
Akasaka Office
Address:
#306 Nagatacho Hoso Building 2-2-21, Akasaka, Minato-ku, Tokyo 107-0052, Japan
Tel: +81-3-3583-5043
Fax: +81-3-3584-7587
Access:
• Tameike-Sanno Station (Tokyo Metro Ginza Line, Namboku Line): 1-minute walk from Exit 8
• Kokkai-gijidomae Station (Tokyo Metro Chiyoda Line, Marunouchi Line): 5-minute walk from Exit 5
Odawara Office
Address
NTT Building
1-14-28 Sakae-cho, Odawara-shi, Kanagawa 250-0011, Japan
Access:
• Odawara Station (JR, Odakyu Line, Daiyuzan Line): 5-minute walk from the East Exit