Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 2025
Search
Companies
Inventors
Cities
States
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
Companies
›
Ricoh Company
Ricoh Company
Rank
(All Time):
#31
of
106,127
Top 1%
9,820
inventors
28,312
Patents All Time
Top Inventors at Ricoh Company
All Time
Showing
9,451–9,500
of
9,820
inventors
Rank
Name
Patents
#6936
Yi-Hsiung Chen
1
#6936
Yi Sun
1
#6936
Yin Yueyan
1
#6936
Yinqing Zhao
1
#6936
Hiroshi Imagome
1
#6936
Anupama Kuruvilla
1
#6936
Hiroki Ichinose
1
#6936
Yohsuke Edo
1
#6936
Hitoshi Ibuka
1
#6936
Hiroshi Hosoda
1
#6936
Hiroaki Hoshikawa
1
#6936
Hideki Hino
1
#6936
Hideo Higashimoto
1
#6936
Yoshizawa Hideo
1
#6936
Yohji IDE
1
#6936
Hiroshi Hanzawa
1
#6936
Hiroaki Hanada
1
#6936
Yohichi Inada
1
#6936
Hirosi Haga
1
#6936
Hirokazu Gotoh
1
#6936
Hideo Gotoh
1
#6936
Yoshiharu Kagari
1
#6936
Hideo Goto
1
#6936
Yona KASHIDA
1
#6936
Hiroyuki Goto
1
#6936
Hikaru Fukazawa
1
#6936
Yoshihiro Kobayashi
1
#6936
Hirotoshi Equchi
1
#6936
Hideyasu Endou
1
#6936
Yoshio Kudo
1
#6936
Yoshihiko Kudoh
1
#6936
Hiroyuki Endou
1
#6936
Yoshiaki Kwasaki
1
#6936
Yong-Seog Lee
1
#6936
Yongtao Liang
1
#6936
Yoichi Maekawa
1
#6936
Youichi Maekawa
1
#6936
Yousuke Manabe
1
#6936
You Masuyama
1
#6936
Yoshikatsu Matsuda
1
#6936
Yoshihisa Matsukawa
1
#6936
Yoshiki Matsumoto
1
#6936
Hidenobu Endoh
1
#6936
Hirohiko Endoh
1
#6936
Yoshihiro Mimura
1
#6936
Hiroyuki Chiba
1
#6936
Yoichiro Miyaguchi
1
#6936
Youichiro Miyaguchi
1
#6936
Yoshiro Miyajima
1
#6936
Yohji Mohri
1
« Prev
188
189
190
191
192
Next »
Related Companies
Honda Motor Co.
31,688
General Motors
30,466
Siemens Aktiengesellschaft
29,236
Texas Instruments
29,044
Robert Bosch Gmbh
28,491
Huawei
28,303
HP
27,406
Sharp Kabushiki Kaisha
26,341
RTX (Raytheon)
25,350