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
SL
Sumitomo Riko Company Limited
Rank (2025):
#1468
of 24,532
Top 6%
58 inventors
21
Patents 2025
Top Inventors at Sumitomo Riko Company Limited
2025
Showing 1–50 of 58 inventors
Rank
Name
Patents
1
Takashi Kume
3
2
Daisuke Inoue
2
2
Hirotoshi Matsuda
2
2
Katsuhiko Nakano
2
2
Kazushi Yamaguchi
2
2
Koichi Hasegawa
2
2
Masaaki Hirano
2
2
Masaki Nasu
2
2
Shinya Tahara
2
2
Yasuyuki Hayasaki
2
#11
Daiki Ito
1
#11
Florian KASZYCA
1
#11
Fumio Misumi
1
#11
Hideyuki Hashimoto
1
#11
Hiroki Kondo
1
#11
Hironori Koyama
1
#11
Hironari Nishioka
1
#11
Hiroki Taguchi
1
#11
Hirokazu Yamamoto
1
#11
Isamu Maruyama
1
#11
Kazuki Hotta
1
#11
Katsuzou Okada
1
#11
Kazuyoshi Onishi
1
#11
Kazuhiro Saiki
1
#11
Kazuto Tanaka
1
#11
Kenji Kuroda
1
#11
Kenji Oki
1
#11
Kouichi Kobayashi
1
#11
Koji Mizutani
1
#11
Koji Tomiyama
1
#11
Martin Gromes
1
#11
Masaru Murayama
1
#11
Manabu Sakuda
1
#11
Naoki Furumachi
1
#11
Naoki Katayama
1
#11
Pascal Carobolante
1
#11
Ryosuke Yamaoka
1
#11
Satoshi Endo
1
#11
Sabine Protzmann
1
#11
Shota Hayashi
1
#11
Shinji Kumagai
1
#11
Shingo Nakaichi
1
#11
Sho Sakamoto
1
#11
Takayuki Goto
1
#11
Takahiro Morita
1
#11
Takaaki Shimizu
1
#11
Takayoshi Yasuda
1
#11
Tomohiro Kanaya
1
#11
Tomohito Seki
1
#11
Wataru Imamura
1
1
2
Next »