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
›
Tamura
TA
Tamura
— 191 Patents
Rank
(All Time):
#3,994
of
106,120
Top 4%
193
inventors
191
Patents All Time
Top Inventors at Tamura
All Time
Showing
1–50
of
193
inventors
Rank
Name
Patents
1
Kohei Sasaki
34
2
Kensuke Maeno
22
3
Kotaro Suzuki
21
#4
Ryo Nakatsu
19
#5
Masataka Higashiwaki
12
#6
Kiyotaka Yoshida
9
#6
Masaru Takizawa
9
#8
Akito Kuramata
8
#8
Hiroo Ogawa
8
#8
Tomohiko Yoshino
8
#11
Hirotoshi Aoki
7
#11
Hisashi Murakami
7
#11
Ken-Ichi Goto
7
#11
Shinya Watanabe
7
#11
Toshikazu Ninomiya
7
#11
Tsutomu Hamada
7
#11
Yasuhide Matsuo
7
#11
Yoshinao Kumagai
7
#19
Akinori Koukitu
6
#19
Daiki Wakimoto
6
#19
Kaoru Hattori
6
#19
Kazuyuki Iizuka
6
#19
Kimiyoshi Koshi
6
#19
Takekazu Masui
6
#25
Isao Sakamoto
5
#25
Jun Arima
5
#25
Jun Hirabayashi
5
#25
Masaya Arai
5
#25
Minoru Fujita
5
#25
Toshihiko Jidaisho
5
#25
Toshihiko Kobayashi
5
#25
Yuji Haga
5
#33
Daisuke Inomata
4
#33
Geliang Shao
4
#33
Junichi Onozaki
4
#33
Masatoshi Hasu
4
#33
Masashi Yamada
4
#33
Naoki Inoue
4
#33
Yu Yamaoka
4
#40
Akira Kitamura
3
#40
Akira Mizutani
3
#40
Encarnacion Antonia Garcia Villora
3
#40
Hiroshi Saito
3
#40
Hiroaki Sano
3
#40
Hiroaki Takada
3
#40
Junji Kondo
3
#40
Kiyoshi Shimamura
3
#40
Kohei Okano
3
#40
Masahiko Furuno
3
#40
Makoto Hashimoto
3
1
2
3
Next »
Related Companies
Reald
191
Epoch Company
191
The Gleason Works
191
Reifenhäuser Gmbh & Co. Kg Maschinenfabrik
191
Hayward Industries
191
Holtec International
191
Embraer S.A.
191
Safran Helicopter Engines
191
Tpk Touch Solutions (Xiamen)
191