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 8,751–8,800 of 9,820 inventors

RankNamePatents
#6936 Shuji Nagano 1
#6936 Hideo Aizawa 1
#6936 Tsuyoshi Fukushima 1
#6936 Emi Kimizuka 1
#6936 Tsuyoshi Hoshino 1
#6936 Hailong Yu 1
#6936 Keizi Tsuda 1
#6936 Tsuyoshi Imanura 1
#6936 Elden R. Morrison 1
#6936 Keiko Tsuchiya 1
#6936 Tsunehiko Ishii 1
#6936 Atsuko Kumagai 1
#6936 Tsukasa Iwasaki 1
#6936 Tsutomu Iwata 1
#6936 Tsunetada Izumi 1
#6936 Kentaro Tomita 1
#6936 Kei Takigawa 1
#6936 Uotani Kunihiro 1
#6936 Kenji Taguchi 1
#6936 Tsukasa Kochi 1
#6936 Yuji Uozaki 1
#6936 Tsutomu Kon 1
#6936 Keiji Sugita 1
#6936 Kenji Sugirua 1
#6936 Keiichi Sugimura 1
#6936 Kei-ichi Shiokawa 1
#6936 Shinya NAGASAKI 1
#6936 Keiya SHIBATA 1
#6936 Tsuyoshi Nakayama 1
#6936 Tsukasa Noma 1
#6936 Hanyuh Yoshiaki 1
#6936 Ken Satoh 1
#6936 Kenji Satoh 1
#6936 Yuki Wagatsuma 1
#6936 Tsuyoshi Okuda 1
#6936 Yuuki Wagatsuma 1
#6936 Tsutomu Ooishi 1
#6936 Tsukuru Ootoshi 1
#6936 Key Sato 1
#6936 Eiji Yoshino 1
#6936 Seikon Seki 1
#6936 Eisuke Yamamura 1
#6936 Kensuke Sasaki 1
#6936 Eiji Tsuchida 1
#6936 Keiko Sakita 1
#6936 Keita Sakakibara 1
#6936 Handa Seiichi 1
#6936 Tsuguhiro Satoh 1
#6936 Haruhiko Sakurai 1
#6936 Hayato Sakae 1