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
›
Fujitsu Limited
Fujitsu Limited
— 55,272 Patents
Rank
(All Time):
#10
of
106,127
Top 1%
24,456
inventors
55,272
Patents All Time
Top Inventors at Fujitsu Limited
All Time
Showing
5,351–5,400
of
24,456
inventors
Rank
Name
Patents
#5180
Kazunori Hayami
6
#5180
Katzumi Hayashi
6
#5180
Kazuo Hirafuji
6
#5180
Katsumi Hirano
6
#5180
Kazuaki Imafuku
6
#5180
Katsumi Imamura
6
#5180
Katsutoshi Inoko
6
#5180
Katsunori Ito
6
#5180
Kazuhiko Kageyama
6
#5180
Kayoko Kawano
6
#5180
Kazuya Kawasaki
6
#5180
Kazuya Kawashima
6
#5180
Katsuhiko Kishida
6
#5180
Katsumi Kiuchi
6
#5180
Kazuaki Kondo
6
#5180
Katsuya Kozai
6
#5180
Kazumasa Kubotera
6
#5180
Katsumi Makino
6
#5180
Kazuhito MATSUDA
6
#5180
Katsuki Matsunaga
6
#5180
Kazunao Muramoto
6
#5180
Kazuhiro Nishida
6
#5180
Kazutsugu Ogata
6
#5180
Kazuki Ogawa
6
#5180
Kazutoshi Ohta
6
#5180
Kazuo Okada
6
#5180
Katsumasa Okada
6
#5180
Kazuhisa Okamoto
6
#5180
Kazue Okazaki
6
#5180
Kazuhiro Oki
6
#5180
Katsumi Otsuka
6
#5180
Kaname Ozawa
6
#5180
Kaoru Saigoh
6
#5180
Kazuhiko Saitou
6
#5180
Kazuo Sakagawa
6
#5180
Kazuyuki Sakai
6
#5180
Kazuo Satoh
6
#5180
Kazuhisa Seki
6
#5180
Kazunori Shikano
6
#5180
Kazuhiko Shite
6
#5180
Katsumi Sugawa
6
#5180
Kazumaro Takaiwa
6
#5180
Kazuyuki Takaki
6
#5180
Kazuya Takaku
6
#5180
Kazuma Takeno
6
#5180
Kazuya Taniguchi
6
#5180
Katsuhiko Tomita
6
#5180
Kazuki Uehara
6
#5180
Kazushi Watari
6
#5180
Kazuyoshi Yamakawa
6
« Prev
106
107
108
109
110
Next »
Industry Peers
Samsung
175,578
Sony
73,210
Kabushiki Kaisha Toshiba
53,330
Hitachi
44,478
Panasonic
39,942
Nec
35,886
Sharp Kabushiki Kaisha
26,341