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
2,101–2,150
of
28,566
inventors
Rank
Name
Patents
#2067
Isao Hashimoto
18
#2067
Isamu Takekoshi
18
#2067
Junzou Azuma
18
#2067
Junzo Kawakami
18
#2067
Junkichi Miura
18
#2067
June Sugiura
18
#2067
Katsuya Hayano
18
#2067
Kazutoshi Higashiyama
18
#2067
Kazutoshi Kobayashi
18
#2067
Katsumi Mabuchi
18
#2067
Kazuki Matsugami
18
#2067
Katsuya Oda
18
#2067
Kazufumi Suenaga
18
#2067
Katuo Sugawara
18
#2067
Katsuya Sugiyama
18
#2067
Kazuhide Tanaka
18
#2067
Kan Yasui
18
#2067
Kenji Araki
18
#2067
Keiichi Kuniya
18
#2067
Kenichiro Tokuo
18
#2067
Kiyoshi Matsumoto
18
#2067
Kotaro Hirasawa
18
#2067
Kouji Kaniwa
18
#2067
Kohki Tamura
18
#2067
Kunio Aiki
18
#2067
Kunio Matsumoto
18
#2067
Kunihiko Takao
18
#2067
Kyoko Kojima
18
#2067
Masaaki Aoki
18
#2067
Masatsugu Arai
18
#2067
Masanobu Hanazono
18
#2067
Masato Hayashi
18
#2067
Masahiro Ito
18
#2067
Makoto Iwasaki
18
#2067
Masahito Kobayashi
18
#2067
Masanari Koguchi
18
#2067
Makoto Ogasawara
18
#2067
Masahide Okamoto
18
#2067
Makoto Saen
18
#2067
Masato Shibayama
18
#2067
Masakazu Sugaya
18
#2067
Masato Sugiyama
18
#2067
Masanori Taira
18
#2067
Masahiro Takasago
18
#2067
Masaaki Tokunaga
18
#2067
Mineo Kawamoto
18
#2067
Mika Mizutani
18
#2067
Michiharu Nakamura
18
#2067
Mitsuo Nihei
18
#2067
Mitsugu Shirai
18
« Prev
41
42
43
44
45
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