OFFICE
Our Firm
Representative partner : Ken HASEYAMA, Patent Attorney
Partner : Shinya Motoyama, Patent Attorney
Staff : 6 attorneys, 8 staff members (technical, administrative)
History
| January 2008 | Established as Koh-Ei Patent Firm in Shimbashi, Minato-ku, Tokyo |
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| November 2009 | Moved to Nishi-Shimbashi, Minato-ku, Tokyo |
| January 2017 | Started operation as a patent professional corporation with the name of Koh-Ei Patent Firm, P.C. |
| November 2022 | Changed the firm name to "Koh-Ei, P.C.". |