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
7,701–7,750
of
9,820
inventors
Rank
Name
Patents
#6936
Chiharu Matsui
1
#6936
Yoshio Kuniyoshi
1
#6936
Kazuaki Suzue
1
#6936
Yousuke Manabe
1
#6936
Kanami Sugiyama
1
#6936
Chao Ma
1
#6936
Kaito Sugiura
1
#6936
Kazuki Sugimoto
1
#6936
Kathuhiro Shinohara
1
#6936
You Masuyama
1
#6936
Akiko Nakajima
1
#6936
Yoshihiro Mimura
1
#6936
Kaoru Shimizu
1
#6936
Katsuya Shimamura
1
#6936
Kazuyoshi Sano
1
#6936
Kazunori Sakuma
1
#6936
Kazuhito Saitoh
1
#6936
Kazuyuki Saito
1
#6936
Katsuhiko OMODAKA
1
#6936
Kazuya Omagari
1
#6936
Kazuhiko Okuyama
1
#6936
Katsunari Ohta
1
#6936
Atsushi Kita
1
#6936
Katsuya Ohshima
1
#6936
Katsuyuki Ohno
1
#6936
Kazuya Nishimura
1
#6936
Yoichi Namba
1
#6936
Yoshikazu Namiki
1
#6936
Kazuhiko Nishimura
1
#6936
Yoshihiro Narita
1
#6936
Kazuhiko Namiki
1
#6936
Atsushi Kimura
1
#6936
Kazuyuki Nakatsuru
1
#6936
Kazuki Nagasawa
1
#6936
Yoshiko Niki
1
#6936
Yoshiyuki Nishigaito
1
#6936
Kazunobu Muramatsu
1
#6936
Katsuya Murakoshi
1
#6936
Yoshitaka Ogino
1
#6936
Kakuzi Murakami
1
#6936
Kazuo Morinaga
1
#6936
Atsushi Ishitori
1
#6936
Kaminishi Morimasa
1
#6936
Chih-Yuan Liu
1
#6936
Kazue Miyamoto
1
#6936
Kazuto Misu
1
#6936
Kazuo Matsuda
1
#6936
Akihisa Nakano
1
#6936
Yosuke Oka
1
#6936
Kazuki Matsubara
1
« Prev
153
154
155
156
157
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