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 9,651–9,700 of 9,820 inventors

RankNamePatents
#6936 Charles A. Willus 1
#6936 Kiyoshi Ugajin 1
#6936 Teruo Sakamoto 1
#6936 Kiyomi Tsuchiya 1
#6936 Kimie Toda 1
#6936 Kimio Tanaka 1
#6936 Tetsuya Samura 1
#6936 Kifuku Takagi 1
#6936 Kirk Szymanski 1
#6936 Kiyoshi Sone 1
#6936 Christian Vedder 1
#6936 Tetsuya Shinozaki 1
#6936 Tetsuhiko Shohoji 1
#6936 Kiichiro Shimizu 1
#6936 Tetsuo Suzuki 1
#6936 Teruyuki Suzuki 1
#6936 Kiyoshi Shibuya 1
#6936 Tetsurou Suzuki 1
#6936 Teruhiro Tadokoro 1
#6936 Tetsushi Takahara 1
#6936 Tetsuhiko Takahashi 1
#6936 Kiichirou Saitou 1
#6936 Kiichiro Saito 1
#6936 Teiichiro Takano 1
#6936 Atsushi Matsuura 1
#6936 Kiyotaka Ota 1
#6936 Kiyoto Ohtsuka 1
#6936 Kiyokazu Nakamura 1
#6936 Tetsurou Tanigawa 1
#6936 Chaoqian Tang 1
#6936 Kiyofumi Nagal 1
#6936 Kim Foon Lee 1
#6936 Tetu Yamamuro 1
#6936 Terumichi Yokoyama 1
#6936 Tetsuya Yoshida 1
#6936 Kiju Ito 1
#6936 Thomas Margolis 1
#6936 Thanh Nguyen 1
#6936 Theo Pavlidis 1
#6936 Theodor Schneller 1
#6936 Kiyotaka Ishibushi 1
#6936 Timothy John Beckwith 1
#6936 Tibor Boros 1
#6936 Kiyoshi Horikawa 1
#6936 Tisha Leggett 1
#6936 Ting Ma 1
#6936 Kiroyuki Horiguchi 1
#6936 Timothy Towns 1
#6936 Tianxiong XIAO 1
#6936 Tianji XU 1