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 (2005):
#35
of 17,328
Top 1%
812 inventors
475
Patents 2005
Top Inventors at Ricoh Company
2005
Showing 451–500 of 812 inventors
Rank
Name
Patents
#306
Katsuhiro Morooka
1
#306
Kazuhiko Nakaya
1
#306
Katsuaki Nishitani
1
#306
Katsuichi Ohta
1
#306
Kazuhisa Ohtsubo
1
#306
Kazuhiro Satoh
1
#306
Kazuyuki Sugihara
1
#306
Kazunori Takatsu
1
#306
Katsuhiko Tani
1
#306
Kazunari Tonami
1
#306
Kazuhiko Umemura
1
#306
Kazuyuki Yazaki
1
#306
Keizou Baba
1
#306
Kei Hara
1
#306
Kenichiro Hashimoto
1
#306
Kenji Ishii
1
#306
Ken Kanai
1
#306
Keiichi Suzuki
1
#306
Keishi Taniguchi
1
#306
Kenzo Tatsumi
1
#306
Keisuke Uchida
1
#306
Kei Yasutomi
1
#306
Kikuchi Hisashi
1
#306
Kiju Ito
1
#306
Kiyotaka Moteki
1
#306
Kiyoto Shibata
1
#306
Kiyoshi Suzuki
1
#306
Kimitoshi Yamaguchi
1
#306
Kiyoshi Yamaguchi
1
#306
Koichi Ejiri
1
#306
Kohta Fujimori
1
#306
Kohichi Hagino
1
#306
Koji Hirakura
1
#306
Koichi Ichihara
1
#306
Kohzoh Itoh
1
#306
Kohji Kameda
1
#306
Kohji Kamiya
1
#306
Kotaro Koide
1
#306
Koji Masuda
1
#306
Kohkoku Ri
1
#306
Koubun Sakagami
1
#306
Koei Suzuki
1
#306
Kohsuke Suzuki
1
#306
Koubun Suzuki
1
#306
Kohta Takenaka
1
#306
Kunio Makino
1
#306
Kurotaka Shigeo
1
#306
Kyoichi Ashikawa
1
#306
Kyou Nakazono
1
#306
Lonny Chu
1
« Prev
8
9
10
11
12
Next »