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
›
Hitachi
HI
Hitachi
Rank
(All Time):
#13
of
106,127
Top 1%
28,566
inventors
44,478
Patents All Time
Top Inventors at Hitachi
All Time
Showing
1,951–2,000
of
28,566
inventors
Rank
Name
Patents
#1906
Kenichi Kawashima
19
#1906
Keijiro Sakai
19
#1906
Keiro Shinkawa
19
#1906
Kei Suzuki
19
#1906
Kei Ueyama
19
#1906
Kisaburo Deguchi
19
#1906
Kimiyoshi Machii
19
#1906
Kiichiro Mukai
19
#1906
Kiichi Yamashita
19
#1906
Kiyotaka Yamauchi
19
#1906
Kinya Yamazaki
19
#1906
Kozo Mochiji
19
#1906
Koji Nishida
19
#1906
Koichi Sekiguchi
19
#1906
Kota Yamaguchi
19
#1906
Kunihiko Yamaguchi
19
#1906
Makoto Hayashi
19
#1906
Masaya Itoh
19
#1906
Masafumi Kinoshita
19
#1906
Masahiro Koike
19
#1906
Masahiro Moniwa
19
#1906
Masatsugu Nishi
19
#1906
Masami Noda
19
#1906
Makoto Onodera
19
#1906
Manabu Sasamoto
19
#1906
Masanao Sato
19
#1906
Masahiro Tadokoro
19
#1906
Masaya Umemura
19
#1906
Manabu Wakabayashi
19
#1906
Mitsuyuki Hombu
19
#1906
Mitsuyoshi Koizumi
19
#1906
Mitsugu Kusunoki
19
#1906
Minoru Osuga
19
#1906
Mitugu Shirai
19
#1906
Miyoshi Takahashi
19
#1906
Mitsuhiro Watanabe
19
#1906
Motoki Ohta
19
#1906
Naohisa Kasako
19
#1906
Norio Ichikawa
19
#1906
Nobuhito Matsuyama
19
#1906
Noriaki Okamoto
19
#1906
Osamu Koyanagi
19
#1906
Satoshi Haraichi
19
#1906
Sachio Ishioka
19
#1906
Satoshi Wakayama
19
#1906
Seinosuke Hara
19
#1906
Seiji Kageyama
19
#1906
Seiji Yonekura
19
#1906
Shinichi Arai
19
#1906
Shingo Ishihara
19
« Prev
38
39
40
41
42
Next »
Related Companies
GE
56,896
Microsoft
56,789
Fujitsu Limited
55,272
Kabushiki Kaisha Toshiba
53,330
Mitsubishi Electric
44,858
Toyota
44,345
Apple
42,700
Qualcomm
41,723
TSMC
39,991