Skip to content
Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Universities
Inventors
Cities
States
Technologies
Top Patents
Inventor 500
Select ranking year
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
›
2021
›
Companies
›
Fujitsu Limited
Fujitsu Limited
— 677 Patents in 2021
Rank
(2021):
#58
of
31,441
Top 1%
976
inventors
677
Patents 2021
Top Inventors at Fujitsu Limited
2021
Showing
1–50
of
976
inventors
Rank
Name
Patents
1
Masahiro Kataoka
15
2
Wei-Peng Chen
12
3
Xin Wang
9
3
Yoshiaki Ohta
9
#5
Arnab Roy
7
#5
Jun Sun
7
#5
Meiyi JIA
7
#5
Tadashi Ikeuchi
7
#5
Takayoshi Ode
7
#5
Yukihiro Watanabe
7
#5
Zhenning Tao
7
#12
Ajay Chander
6
#12
Avradip MANDAL
6
#12
Hart MONTGOMERY
6
#12
Haibo Xu
6
#12
Hirotaka Tamura
6
#12
Hua Zhou
6
#12
Mehdi Bahrami
6
#12
Rujie Liu
6
#12
Takeshi Hoshida
6
#12
Tatsuro Matsumoto
6
#12
Takeshi Otani
6
#12
Yangyang Fan
6
#12
Yoshihiro Kawasaki
6
#25
Akinori Miyamoto
5
#25
Atsunori Moteki
5
#25
Fumi Iikura
5
#25
Hiroyuki Fukuda
5
#25
Kozo Makiyama
5
#25
Miwa Okabayashi
5
#25
Mitsuru Tomono
5
#25
Mukul R. Prasad
5
#25
Shinichiro Aikawa
5
#25
Sota Sakashita
5
#25
Tetsuo Koezuka
5
#25
Tomoyuki Kato
5
#25
Tsuyoshi Shimomura
5
#25
Victor De La Torre
5
#25
Yuichi Kamata
5
#25
Yulong Shi
5
#41
Akira Shiba
4
#41
Akihiro Yamori
4
#41
Boris Villazón-Terrazas
4
#41
Eiichi Takahashi
4
#41
Hiroaki Okamoto
4
#41
Hiroaki Yoshida
4
#41
Kanji Uchino
4
#41
Katsuhiro Yoda
4
#41
Kiyoshi Taninaka
4
#41
Lei Liu
4
1
2
3
Next »
Industry Peers
Samsung
9,683
Sony
2,683
Panasonic
1,695
Sharp Kabushiki Kaisha
848
Nec
829
Kabushiki Kaisha Toshiba
745
Hitachi
569