1913
Morio NAKAMATSU resigned from his position as the ninth commissioner of the Patent Bureau, left office.
1914
Morio NAKAMATSU was registered as an attorney-at-law and patent attorney and established Nakamatsu Patent & Law firm.
1921
Kannosuke NAKAMATSU (the eldest son of Morio NAKAMATSU) was registered as an attorney-at-law and patent attorney.
1963
Nakamatsu Patent & Law firm was reorganized as a partnership firm in which Kannosuke NAKAMATSU, attorney-at-law and patent attorney, acted as a representative partner.
1973
Kentaro ITO, patent attorney, became a representative partner.
1975
Minoru NAKAMURA, an attorney-at-law and patent attorney, became a representative partner, and the name of the firm was changed to Nakamura, Yamamoto, Takeda & Partners.
1983
The firm’s name was changed to Nakamura & Partners.
1987 to 1992
Minoru NAKAMURA (an attorney-at-law and patent attorney), Kazuko MATSUO (an attorney-at-law and patent attorney) and Fumiaki OHTSUKA (a patent attorney) acted as representative partners.
1992 to 1997
Fumiaki OHTSUKA (a patent attorney), Kaichi SHISHIDO (a patent attorney) and Yoshio KUMAKURA (an attorney-at-law and patent attorney) acted as representative partners.
1998 to 2007
Yoshio KUMAKURA (an attorney-at-law and patent attorney) acted as a representative partner.
2008 to 2010
Koichi TSUJII (an attorney-at-law and patent attorney) and Nobuo OGAWA (a patent attorney) acted as representative partners.
2011 to 2014
Koichi TSUJII (an attorney-at-law and patent attorney), Atsushi HAKODA (a patent attorney) and Takaki NISHIJIMA (a patent attorney) acted as representative partners.
2015 to 2016
Takaki NISHIJIMA (a patent attorney), Shinichiro TANAKA (an attorney-at-law and patent attorney) and Takeshi DESHIMARU (a patent attorney) acted as representative partners.
2017 to 2018
Shinichiro TANAKA (an attorney-at-law and patent attorney), Takeshi DESHIMARU (a patent attorney) and Kazuhiko YOSHIDA (an attorney-at-law and patent attorney) acted as representative partners.
Since 2019
Shinichiro TANAKA (an attorney-at-law and patent attorney), Kazuhiko YOSHIDA (an attorney-at-law and patent attorney) and Hiroyuki SUDA (a patent attorney) acted as representative partners.
Since 2024
Kazuhiko YOSHIDA (an attorney-at-law and patent attorney), Hiroyuki SUDA (a patent attorney) and Kazuo YAMASAKI (a patent attorney) have been acting as representative partners.