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
›
Jx Nippon Oil & Energy
JE
Jx Nippon Oil & Energy
— 332 Patents
Rank
(All Time):
#2,433
of
106,120
Top 3%
416
inventors
332
Patents All Time
Top Inventors at Jx Nippon Oil & Energy
All Time
Showing
1–50
of
416
inventors
Rank
Name
Patents
1
Shinichiro Yanagawa
25
2
Kazuaki Hayasaka
23
3
Kazuhiko Tasaka
19
#4
Marie Iwama
18
#4
Masahide Kobayashi
18
#6
Yuichi Tanaka
17
#7
Suzushi Nishimura
16
#8
Yasuyuki Iwasa
14
#8
Yasuhiro Onishi
14
#8
Yoshiyuki Nagayasu
14
#11
Ryoji Ida
13
#11
Shigeki Matsui
13
#11
Takashi Suzuki
13
#14
Eiichi Yamada
12
#14
Souichirou Konno
12
#16
Masanori Saito
11
#17
Hideki Ono
10
#17
Kazuo Tagawa
10
#17
Kuniko Adegawa
10
#17
Takeshi Okido
10
#21
Akira Yaguchi
9
#21
Kenichi Kawazuishi
9
#21
Shinichi Komatsu
9
#21
Takashi Oyama
9
#21
Yuzuru Kato
9
#26
Atsushi Fukui
8
#26
Hitoshi Komatsubara
8
#26
Kazuaki Hirasawa
8
#26
Ken Sawada
8
#26
Susumu Yasui
8
#26
Takaya Matsumoto
8
#26
Tamotsu Tano
8
#26
Yoshishige Sugi
8
#34
Atsushi Murata
7
#34
Hideshi Iki
7
#34
Satoshi Murouchi
7
#34
Susumu Hatada
7
#34
Takashi Morikita
7
#34
Toshio Nakayama
7
#34
Yasushi Sato
7
#41
Atsushi Kameyama
6
#41
Atsuro Nagumo
6
#41
Fuyuki Yagi
6
#41
Kazuhiro Yagishita
6
#41
Maki Fukuda
6
#41
Takuya Niitsuma
6
#41
Yasutoshi Iguchi
6
#48
Akira Koyama
5
#48
Atsuo Omaru
5
#48
Daisuke Watanabe
5
1
2
3
Next »
Related Companies
Isis Innovation Limited
333
Awi Licensing
333
Jiangsu University
333
Sophos Limited
333
Conduent Business Services
333
Advanced Energy Industries
332
Wake Forest University Health Sciences
332
Hiwin Technologies
332
British Technology Group Limited
331