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
2,401–2,450
of
28,566
inventors
Rank
Name
Patents
#2231
Toshiaki Matsuo
17
#2231
Toshio Murakami
17
#2231
Toshifumi Ozaki
17
#2231
Tokunosuke Tanamachi
17
#2231
Tomoyuki Tobita
17
#2231
Tomonobu Tsuchiya
17
#2231
Tsukasa FUNANE
17
#2231
Tsutomu Koga
17
#2231
Tsuyoshi Miyashita
17
#2231
Tsuguji Tachiuchi
17
#2231
Yamato Asakura
17
#2231
Yasuhiro Katoh
17
#2231
Yasuyuki Kozima
17
#2231
Yasuaki Norimatsu
17
#2231
Yasuo Notohara
17
#2231
Yasushi Shimizu
17
#2231
Yasushi Tomita
17
#2231
Yoshitake Ageishi
17
#2231
Yoshifumi Atarashi
17
#2231
Yoshihiko Koike
17
#2231
Yoshiki Matsuda
17
#2231
Yoshihito Nakagawa
17
#2231
Yoji Ozawa
17
#2231
Yosuke Seo
17
#2231
Yoshimi Torii
17
#2231
Yoshimi Yamamoto
17
#2231
Yutaka Kakehi
17
#2231
Yukio Kato
17
#2231
Yusuke Kihara
17
#2231
Yusuke Nakamura
17
#2231
Yukio Ogawa
17
#2231
Yuko Tsuchiya
17
#2231
Akiomi Kohno
17
#2231
Akira Nishimizu
17
#2231
Akihiko Sakaguchi
17
#2231
Akira YAMAGISHI
17
#2231
Akitsuna Yuhara
17
#2438
Atsuo Osawa
16
#2438
Atsushi Katayama
16
#2438
Chizuko Yasunobu
16
#2438
Chihiro Yoshimura
16
#2438
Daisuke Imafuku
16
#2438
Daisuke Ishii
16
#2438
Daisuke Maeda
16
#2438
Donald J. McCune
16
#2438
Eiichi Murakami
16
#2438
Hidekazu Fujimura
16
#2438
Hiroyuki Fujita
16
#2438
Hiroshi Ikeda
16
#2438
Hirotaka Imayama
16
« Prev
47
48
49
50
51
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