Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Ricoh Company — 28,312 Patents

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

Top Inventors at Ricoh Company All Time

Showing 9,701–9,750 of 9,820 inventors

RankNamePatents
#6936 Tian Yang 1
#6936 TJ Tsai 1
#6936 Toshiyuki Aihara 1
#6936 Kiyoaki Fukuyama 1
#6936 Chiharu Sato 1
#6936 Tomomi Akieda 1
#6936 Kimihiro Fukushima 1
#6936 Kiyoshi Fukushima 1
#6936 Kikyo Cho 1
#6936 Toshikazu Ando 1
#6936 Kiyofumi Arai 1
#6936 Tojiro Aoyama 1
#6936 Kiyoshi AMARI 1
#6936 Kiyoshi Abe 1
#6936 Tomotsu Aruga 1
#6936 Keiichi Yokoyama 1
#6936 Chihiro Narumi 1
#6936 Kentaro Yamanaka 1
#6936 Chiharu Matsui 1
#6936 Toshiaki Azuma 1
#6936 Toru Baba 1
#6936 Kenta Yamaguchi 1
#6936 Tom Min-Tien Chen 1
#6936 Tohtetsu Choh 1
#6936 Keisuke Yagome 1
#6936 Kenji Yabe 1
#6936 Keiko Watanabe 1
#6936 Keiichi Watanabe 1
#6936 Toshihisa Fujishiro 1
#6936 Toshiyuki Fukase 1
#6936 Chao Ma 1
#6936 Akiyuki Matsuzaki 1
#6936 Keizi Tsuda 1
#6936 Keiko Tsuchiya 1
#6936 Kentaro Tomita 1
#6936 Atsushi Kita 1
#6936 Ken Tomatsu 1
#6936 Kenji Togashi 1
#6936 Atsushi Kimura 1
#6936 Kei Takigawa 1
#6936 Kenji Takayama 1
#6936 Keinichi Takanashi 1
#6936 Keiji Takahashi 1
#6936 Kentaroh Takahashi 1
#6936 Tomohumi Harada 1
#6936 Tomohiro Harada 1
#6936 Ken Takahashi 1
#6936 Toshiharu Hasegawa 1
#6936 Kenji Tajima 1
#6936 Kenji Taguchi 1