Patent Leaderboard
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
Search
Companies
Inventors
Cities
States
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 301–350 of 9,820 inventors
Rank
Name
Patents
#294
Masaru Shimada
44
#294
Noriyuki Terao
44
#294
Satoshi Ueno
44
#294
Shigeaki Imai
44
#294
Tadashi Nakamura
44
#294
Tomoaki Sugawara
44
#294
Toshiaki Tokita
44
#294
Yasuyuki Nomizu
44
#294
Yoshiki Yanagawa
44
#294
Yuuji Tanaka
44
#311
Daisaku Horikawa
43
#311
Hiroshi Maeda
43
#311
Hirobumi Ooyoshi
43
#311
Jun Yamane
43
#311
Kiichiro Nishina
43
#311
Kohta Fujimori
43
#311
Shinichi Kuramoto
43
#311
Shuntaroh Tamaki
43
#311
Soh Noguchi
43
#311
Takao Hiraoka
43
#311
Takashi Takahashi
43
#311
Tomonori Tanaka
43
#311
Tsunemi Sugiyama
43
#311
Yoichi Ito
43
#311
Yoshihiro Mikuriya
43
#311
Yukio Itami
43
#327
Atsushi Nakafuji
42
#327
Hajime Oyama
42
#327
Hiroshi Deguchi
42
#327
Hiroshi Ono
42
#327
Hiroshi Saitoh
42
#327
Hiroyuki Suhara
42
#327
Kazuyoshi Matsumoto
42
#327
Kenichiroh Saisho
42
#327
Shigeyuki Harada
42
#327
Takatsugu Fujishiro
42
#327
Takuya Imai
42
#327
Tadashi Kasai
42
#327
Taku Kodama
42
#327
Takuji Takahashi
42
#327
Toshiharu Murai
42
#327
Toshiya Sagisaka
42
#327
Yasufumi Takahashi
42
#327
Yoshiyuki Sasaki
42
#327
Yuusuke Koizuka
42
#346
Hiroyuki Shimada
41
#346
Kayoko Tanaka
41
#346
Masayuki Hayashi
41
#346
Nobuo Sakuma
41
#346
Shinji Asami
41
« Prev
5
6
7
8
9
Next »