Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Ricoh Company

Rank (All Time): #31 of 106,127Top 1%
9,820 inventors
28,312 Patents All Time

Top Inventors at Ricoh Company All Time

Showing 6,501–6,550 of 9,820 inventors

RankNamePatents
#5693 Takeo Araki 2
#5693 Taketo Chiba 2
#5693 Takeshi Denda 2
#5693 Takayuki Fujieda 2
#5693 Takuro Fujioka 2
#5693 Takamichi Fujitate 2
#5693 Tatsuya Fukunishi 2
#5693 Tadashi Furushima 2
#5693 Takashi Goto 2
#5693 Takaaki Hagihara 2
#5693 Takahisa Hanajima 2
#5693 Tamotsu Harada 2
#5693 Takashi Harada 2
#5693 Takeshi Hasebe 2
#5693 Takeshi Hasegawa 2
#5693 Takaaki Hasegawa 2
#5693 Takemi Hashimoto 2
#5693 Takeaki Hashimoto 2
#5693 Takuya Hayashi 2
#5693 Tadao Hayashi 2
#5693 Takumi Hiraga 2
#5693 Takahiro Hirokawa 2
#5693 Takesada Hirose 2
#5693 Takafumi HORIO 2
#5693 Tatsuya Hoshino 2
#5693 Takashi Hosogai 2
#5693 Takahiro Ikuma 2
#5693 Takafumi Ishibe 2
#5693 Takahiro Ishida 2
#5693 Tatsumi Ishihara 2
#5693 Tadashi Ito 2
#5693 Takahiro Itou 2
#5693 Tamotsu Kajihara 2
#5693 Takeshi Kajiyama 2
#5693 Takao Kamito 2
#5693 Takashi Kaneko 2
#5693 Takuji Katoh 2
#5693 Taiichi Katoh 2
#5693 Tatuya Katoh 2
#5693 Tatsuya Katoh 2
#5693 Takuma Katori 2
#5693 Takashi Kawashima 2
#5693 Takeo Kazami 2
#5693 Takahiro Kikuchi 2
#5693 Takeshi Kimura 2
#5693 Taku KITAHARA 2
#5693 Takao Kojima 2
#5693 Tatsuya Kubota 2
#5693 Tatsuya Kuranaga 2
#5693 Takashi Kuwayama 2