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
6,051–6,100
of
9,820
inventors
Rank
Name
Patents
#5693
Kikuo Kubo
2
#5693
Kiyoshi Masuda
2
#5693
Kiichi MATSUURA
2
#5693
Kiyohisa Minowa
2
#5693
Kiyoshi Miyake
2
#5693
Kohta ABE
2
#5693
Kouta Fujimdri
2
#5693
Kohji Fujinaga
2
#5693
Kouichi Hiranaka
2
#5693
Koichi Hirokawa
2
#5693
Koide Hiroshi
2
#5693
Koshiro Hori
2
#5693
Koji Ikawa
2
#5693
Kohichi Irie
2
#5693
Kohki Isago
2
#5693
Koki Isago
2
#5693
Kohji Ishikura
2
#5693
Kohji Izumi
2
#5693
Kohji Kameda
2
#5693
Kotomi Kameyama
2
#5693
Kohichi Kanaya
2
#5693
Kohji Kubota
2
#5693
Kohichiroh Maemura
2
#5693
Koji Miyoshi
2
#5693
Kouji Mori
2
#5693
Kohichi Morino
2
#5693
Kouichi Morishita
2
#5693
Koji Muro
2
#5693
Kouichi Nakano
2
#5693
Koretaka Ogata
2
#5693
Kouichi Oomori
2
#5693
Koji Ozaki
2
#5693
Kouji Sakamoto
2
#5693
Kohichi Sakamoto
2
#5693
Kohichi Sakata
2
#5693
Kohhei Sakurada
2
#5693
Koji Shimizu
2
#5693
Kouichi Shiono
2
#5693
Kouji Shirasugi
2
#5693
Kozoh Sudoh
2
#5693
Koji Takimoto
2
#5693
Koji Tsukahara
2
#5693
Kohta Wakimoto
2
#5693
Koutarou Yamada
2
#5693
Koji Yamamoto
2
#5693
Kohichi Yano
2
#5693
Kouji Yokoyama
2
#5693
Kotaro Yonenaga
2
#5693
KRISHNA PRASAD AGARA VENKATESHA RAO
2
#5693
Kunio Arai
2
« Prev
120
121
122
123
124
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