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
NE
NS Sumikin Engineering
Rank (All Time):
#12070
of 106,127
Top 15%
113 inventors
55
Patents All Time
Top Inventors at NS Sumikin Engineering
All Time
Showing 1–50 of 113 inventors
Rank
Name
Patents
1
Kazuhiko Tasaka
12
2
Marie Iwama
9
2
Yuichi Tanaka
9
#4
Atsushi Murata
5
#4
Takuya Niitsuma
5
#6
Eiichi Yamada
4
#6
Kazuki Murahashi
4
#6
Takafumi Kiuchi
4
#6
Yuzuru Kato
4
#10
Atsushi Tsutsumi
3
#10
Shinya Arai
3
#10
Tomoyuki Mikuriya
3
#10
Yasuki Kansha
3
#10
Yasuhiko Katoh
3
#10
Yasuhiro Onishi
3
#16
Fuyuki Yagi
2
#16
Hiroshi Shimazu
2
#16
Hideaki Tadanobu
2
#16
Kazuaki Hayasaka
2
#16
Kazuko Hirayama
2
#16
Kenichi Kawazuishi
2
#16
Kentarou Morita
2
#16
Koya Inoue
2
#16
Kohji Nishimoto
2
#16
Koji Nishimoto
2
#16
Masaki Shingu
2
#16
Masahiko Sudo
2
#16
Masatoshi Wada
2
#16
Naoki Kunishige
2
#16
Norimasa Maekawa
2
#16
Nobuhiro Ohshita
2
#16
Praneetrattananon Suthasinee
2
#16
Ryohta Hidaka
2
#16
Shunji Koya
2
#16
Shinji Okamoto
2
#16
Shuhei Wakamatsu
2
#16
Syunsuke Miyaoka
2
#16
Toyoki Kuroiwa
2
#16
Yasushi Ichikawa
2
#16
Yoichi Ishibashi
2
#16
Yoshiyuki Nagayasu
2
#42
Atsushi Kobayashi
1
#42
Atsushi Yamashita
1
#42
Chikara Iwamoto
1
#42
Haruki Nagano
1
#42
Hideki Fujii
1
#42
Hisami Hasegawa
1
#42
Hidekatsu Honda
1
#42
Hiroshi Ichikawa
1
#42
Hirohisa Kajiyama
1
1
2
3
Next »