Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 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
›
Kabushiki Kaisha Toshiba
Kabushiki Kaisha Toshiba
Rank
(All Time):
#11
of
106,127
Top 1%
21,523
inventors
53,330
Patents All Time
Top Inventors at Kabushiki Kaisha Toshiba
All Time
Showing
401–450
of
21,523
inventors
Rank
Name
Patents
#398
Jun Sakakibara
46
#398
Kazuya Fukuhara
46
#398
Katsuaki Natori
46
#398
Keiji Hosotani
46
#398
Koichi Ito
46
#398
Masayuki Ichige
46
#398
Nobutoshi Aoki
46
#398
Satoru Takase
46
#398
Tomonori Aoyama
46
#398
Yasunobu Yamauchi
46
#398
Yumi Fukuda
46
#398
Yutaka Nakai
46
#413
Atsuko Sakata
45
#413
Honam Kwon
45
#413
Kazuhiro Ogura
45
#413
Masahiko Nakayama
45
#413
Ren Sakata
45
#413
Satoshi Inaba
45
#413
Taichiro Shiodera
45
#413
Toshiaki Oshiro
45
#413
Yasunori Taguchi
45
#413
Yoshinori Iida
45
#413
Hiroshi Isozaki
47
#424
Chiaki Iizuka
44
#424
Koji Yamamoto
44
#424
Masami Akamine
44
#424
Masakazu Yamagiwa
44
#424
Motosuke Miyoshi
44
#424
Rieko Fukushima
44
#424
Shinya Murai
44
#424
Shuichi Murakami
44
#424
Tatsuya Nishiwaki
44
#424
Takafumi Yamaji
44
#424
Tetsuro Nakasugi
44
#424
Toru Ushirogouchi
44
#424
Yasuo Iijima
44
#424
Yasunobu Terao
44
#424
Yoshihiro Akasaka
44
#424
Yoshinori Honguh
44
#424
Hiroyoshi Haruki
45
#424
Akihiro Kajita
44
#442
Hiroshi Takahashi
43
#442
Hiroaki Yamazaki
43
#442
Hiroshi Yao
43
#442
Isao Takasu
43
#442
Kouichi Ichimura
43
#442
Koji Ogura
43
#442
Masako Kashiwagi
43
#442
Richard M. Ehrlich
43
#442
Shigeru Tanaka
43
« Prev
7
8
9
10
11
Next »
Industry Peers
Samsung
175,578
Sony
73,210
Fujitsu Limited
55,272
Hitachi
44,478
Panasonic
39,942
Nec
35,886
Sharp Kabushiki Kaisha
26,341