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 6,951–7,000 of 9,820 inventors

RankNamePatents
#6936 Shigeyuki Arai 1
#6936 Shuko Arai 1
#6936 Shunichi Akabane 1
#6936 Shinichiro Aimi 1
#6936 Shoji Aihara 1
#6936 Tadashi Watanabe 1
#6936 Seizou Suzuki 1
#6936 Takayuki Watanabe 1
#6936 Seikon Seki 1
#6936 Seiya OGITA 1
#6936 Seizi Murayoshi 1
#6936 Takanori Yamaki 1
#6936 Takatoshi Yamamoto 1
#6936 Taichi Yamamoto 1
#6936 Seiko Kobayashi 1
#6936 Uee Myong Hwang 1
#6936 Sei Jinsenji 1
#6936 Seiji Ishihara 1
#6936 Seiichi Ishiduka 1
#6936 Thomas Rutkowski 1
#6936 Seigo Harashima 1
#6936 Takahiro Yamashita 1
#6936 Seichi Handa 1
#6936 Seiichiro Fukushi 1
#6936 Tadashi Yamazaki 1
#6936 Takehiro Yamazaki 1
#6936 Takeshi Yanagihara 1
#6936 Seiji Adachi 1
#6936 Sayaka YASUDA 1
#6936 Takahisa Yano 1
#6936 Satoshi Uchida 1
#6936 Masaki Tsusaka 1
#6936 Satoru Toya 1
#6936 Naomasa Ishibata 1
#6936 Satoshi TOMIZAWA 1
#6936 Sakiko TOMIZAWA 1
#6936 Makoto Kohzu 1
#6936 Satoshi Takeda 1
#6936 Sachiko Takeda 1
#6936 Takayoshi Yokota 1
#6936 Satoshi Shinohara 1
#6936 Takumi Yokoyama 1
#6936 Saeko SHIMAZU 1
#6936 Tatsuo Yoshikawa 1
#6936 Satoru Shiga 1
#6936 Satoru Shibata 1
#6936 Satoshi Sekimoto 1
#6936 Sadayuki Ohsawa 1
#6936 Takuya Yumoto 1
#6936 Satoru Maeno 1