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 9,801–9,820 of 9,820 inventors

RankNamePatents
#6936 Keishi Nishioka 1
#6936 Toshiyuki Kase 1
#6936 Toshiyuki Kashikura 1
#6936 Toshio Kato 1
#6936 Tomonari Kato 1
#6936 Akira Miyata 1
#6936 Kenji Nishimura 1
#6936 Kenichi Nakayama 1
#6936 Akio Miyauchi 1
#6936 Tomohito Kawai 1
#6936 Kenichi Nakamura 1
#6936 Keiji Nakamura 1
#6936 Akemi Miyoshi 1
#6936 Shinichiro Kawasaki 1
#6936 Shunsuke Kawasaki 1
#6936 Noboru Watanabe 1
#6936 Shinich Kawamura 1
#6936 Shizuo Kawamura 1
#None Revathi Vellanki 1
#None John Eastman 1