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
›
Mitsubishi Chemical
MC
Mitsubishi Chemical
Rank
(All Time):
#355
of
106,127
Top 1%
3,557
inventors
2,355
Patents All Time
Top Inventors at Mitsubishi Chemical
All Time
Showing
3,451–3,500
of
3,557
inventors
Rank
Name
Patents
#None
Takashi Yokoyama
1
#None
Takao Yotsuyanagi
1
#None
Teruo Kitamura
1
#None
Tetsuya Morita
1
#None
Tetsunhiko Nishimura
1
#None
Tetsuo Sekiya
1
#None
Tetsuo Takematsu
1
#None
Tetsuo Urabe
1
#None
Toshizo Abe
1
#None
Toshihiko Ibuka
1
#None
Tohru Imanara
1
#None
Tomio Inokuchi
1
#None
Toshio Irie
1
#None
Toshio Ishiwatari
1
#None
Toshinao Itou
1
#None
Toshihiro Kawakami
1
#None
Tokio Kitoh
1
#None
Tomohiko Kitsukawa
1
#None
Tomonori Kojima
1
#None
Tooru Koyama
1
#None
Tomoharu Mametani
1
#None
Tomei Oguri
1
#None
Tokuya Ohata
1
#None
Toyohiko Shike
1
#None
Toyokazu Sugawara
1
#None
Tohru Tagawa
1
#None
Toru Teraoka
1
#None
Tomio Yomeyama
1
#None
Tsuyoshi Fukuhara
1
#None
Tsunemitsu Hasegawa
1
#None
Tsutomu Okada
1
#None
Tsuyoshi Takakura
1
#None
Tsutomu Takeuchi
1
#None
Yasunori Hiwatashi
1
#None
Yasuko Ikeda
1
#None
Yasuo Kamoshita
1
#None
Yasumitsu Katsuno
1
#None
Yasuji Kohashi
1
#None
Yasushi Matsui
1
#None
Yasuyuki Nakanishi
1
#None
Yasuro Omori
1
#None
Yasoji Ozawa
1
#None
Yoshiki Aoyagi
1
#None
Yoshiko Aoyama
1
#None
Yoshimasa Fujita
1
#None
Yoshiko Fukumoto
1
#None
Yosio Hayasi
1
#None
Yoshitaka Iwata
1
#None
Yoshinori Kaneko
1
#None
Yoshiaki Katoh
1
« Prev
68
69
70
71
72
Next »
Related Companies
Continental Automotive Gmbh
2,390
Columbia University
2,382
Amp
2,365
Hynix (Hyundai Electronics)
2,363
Agere Systems
2,356
Lsi
2,353
Borgwarner
2,351
Chrysler Group
2,347
Lear
2,346