Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Inventors
Cities
States
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
Home
›
Companies
›
Jasco
JA
Jasco
— 78 Patents
Rank
(All Time):
#8,900
of
106,120
Top 9%
125
inventors
78
Patents All Time
Top Inventors at Jasco
All Time
Showing
1–50
of
125
inventors
Rank
Name
Patents
1
Jun Koshoubu
13
2
Tsutomu Inoue
10
2
Yoshihito Narita
10
#4
Kenichi Akao
9
#5
Takeshi Kanomata
8
#6
Kento Aizawa
7
#7
Fuminori Sato
6
#7
Hiroshi Sugiyama
6
#7
Jun Koshobu
6
#7
Noriaki Soga
6
#7
Toshiyuki Nagoshi
6
#12
Tetsuji Sunami
5
#13
Hisashi Masago
4
#13
Masao Yamazaki
4
#13
Stephen W. Jones
4
#13
Yoshiro Kondo
4
#13
Yoshiko Kubo
4
#18
Hiroaki Yamura
3
#18
Kazutoshi Sekizawa
3
#18
Koshi Nagamori
3
#18
Seiichi Kashiwabara
3
#18
Shinichi Kikuchi
3
#18
Shigeyuki Kimura
3
#18
Tomoyuki Fukazawa
3
#18
Tomohiro Katsumata
3
#26
Akio Wada
2
#26
Atsushi Yamada
2
#26
David D. McCormick
2
#26
Donald L. Rohrs
2
#26
Katsunori Morii
2
#26
Keisuke Watanabe
2
#26
Masateru Usuki
2
#26
Mitsunori Sakamoto
2
#26
Mitsuo Watanabe
2
#26
Motoichi Ohtsu
2
#26
Mutsumi Senuma
2
#26
Norihito FUJIWARA
2
#26
Ryo Hattori
2
#26
Seizi Nishizawa
2
#26
Susumu Teruyama
2
#26
Tadashi Miyazaki
2
#26
Takeo Soejima
2
#26
Tsubasa Asatsuma
2
#26
Yuji HIGUCHI
2
#26
Yuichi Miyoshi
2
#46
Edward L. Heene
1
#46
Atsushi Tsukamoto
1
#46
Daisuke Dogomi
1
#46
Don G. Sneed
1
#46
Erika Taira
1
1
2
3
Next »
Related Companies
Hongfujin Precision Electronics (Zhengzhou) Co.
78
Chipbond Technology
78
Cortec Gmbh
78
A.L.M.T.
78
Exergen
78
Strattec Security
78
Mac Valves
78
Tokyo Rope Mfg. Co.
78
Zama Japan Kabushiki Kaisha
78