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 6,001–6,050 of 9,820 inventors

RankNamePatents
#5693 Keiichiroh Hirahara 2
#5693 Kenichi Hiyama 2
#5693 Kenichi Ichikawa 2
#5693 Kei Ito 2
#5693 Kenichi Iwama 2
#5693 Kenji Kamei 2
#5693 Keiichi Kimura 2
#5693 Kenichi Kurihara 2
#5693 Keiichi Matsumura 2
#5693 Keiichi Miyakawa 2
#5693 Kentaroh Murakawa 2
#5693 Kenichi Nakagawa 2
#5693 Keisuke Nakazawa 2
#5693 Kentarou Nodera 2
#5693 Kei Nojima 2
#5693 Keiichi Ochi 2
#5693 Keiji Omura 2
#5693 Kentaro Onoe 2
#5693 Kenetsu Osanai 2
#5693 Kei OYAMADA 2
#5693 Kenichi Ozawa 2
#5693 Keisuke Saka 2
#5693 Kenta Sasaki 2
#5693 Kenichi Satoh 2
#5693 Kei Senba 2
#5693 Keiichi Setani 2
#5693 Keizoh Shigaki 2
#5693 Ken Shirasaki 2
#5693 Kenichi Shishido 2
#5693 Kenji Sueyoshi 2
#5693 Keisuke Takahashi 2
#5693 Ken Takehara 2
#5693 Keisuke TERASAKI 2
#5693 Kenichi Tomatsu 2
#5693 Keiji Tsuda 2
#5693 Keisuke Tsukada 2
#5693 Kenichi Ueda 2
#5693 Kenji Uematsu 2
#5693 Kenji Uematu 2
#5693 Kentaroh Yajima 2
#5693 Kenichiroh Yamahiro 2
#5693 Kentaroh Yamanaka 2
#5693 Keizou Yasuda 2
#5693 Kiyomitsu Asano 2
#5693 Kiyozo Hashizume 2
#5693 Kiyomi Ichizuka 2
#5693 Kikuchi Kenji 2
#5693 Kiyohiko Kobayashi 2
#5693 Kijiro Konno 2
#5693 Kiyoto Kozaiku 2