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
SI
Sanshin Industries
Rank (1997):
#228
of 13,859
Top 2%
48 inventors
58
Patents 1997
Top Inventors at Sanshin Industries
1997
Showing 1–48 of 48 inventors
Rank
Name
Patents
1
Kazuhiro Nakamura
8
2
Masahiko Kato
7
2
Masahiko Katoh
7
#4
Kimihiro Nonaka
6
#5
Hiroaki Fujimoto
4
#5
Masayoshi Nanami
4
#7
Hiroshi Nakai
3
#7
Hiroshi Ogino
3
#7
Isao Kanno
3
#7
Ryoichi Nakase
3
#7
Shigeyuki Ozawa
3
#12
Chitoshi Saito
2
#12
Hitoshi Watanabe
2
#12
Naoki Kato
2
#12
Takayuki Osakabe
2
#12
Yoshikazu Nakayasu
2
#17
Akihiko Hoshiba
1
#17
Gaku Hashimoto
1
#17
Hitoshi Motose
1
#17
Junichi Hasegawa
1
#17
Junichi Kaku
1
#17
Kazunori Yasukawa
1
#17
Masahiro Muramatsu
1
#17
Makoto Nagafusa
1
#17
Masaru Suzuki
1
#17
Masanori Takahashi
1
#17
Masaichi Yamada
1
#17
Naoki Katoh
1
#17
Naoto Matsumoto
1
#17
Norihito Mizusawa
1
#17
Noboru Suganuma
1
#17
Ryozo Okita
1
#17
Sakayuki Kimura
1
#17
Sakayuji Kimura
1
#17
Sadato Yoshida
1
#17
Seiichi Tanaka
1
#17
Susumu Yamazaki
1
#17
Takaji Kawai
1
#17
Takashi Koike
1
#17
Takayoshi Suzuki
1
#17
Takehisa Suzuki
1
#17
Touru Matsushita
1
#17
Yasuhiko Henmi
1
#17
Yasunari Okamoto
1
#17
Yoshihide Fukuda
1
#17
Yoshifumi Iwata
1
#17
Yoshibumi Iwata
1
#17
Yukio Sumigawa
1