Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 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 Instruments Engineering Co.
HC
Hitachi Instruments Engineering Co.
— 32 Patents
Rank
(All Time):
#19,638
of
106,120
Top 20%
126
inventors
32
Patents All Time
Top Inventors at Hitachi Instruments Engineering Co.
All Time
Showing
1–50
of
126
inventors
Rank
Name
Patents
1
Masahito Ito
4
2
Hiroyuki Kobayashi
3
2
Hifumi Tamura
3
2
Kisaburo Deguchi
3
2
Tadao Konishi
3
2
Yoshiaki Seki
3
2
Yukinobu Shibata
3
#8
Haruo Yoda
2
#8
Hiroyuki Itoh
2
#8
Hiroshi Satake
2
#8
Hiroyuki Sumiya
2
#8
Masamichi Kawano
2
#8
Masahide Okumura
2
#8
Masahiro Tomita
2
#8
Takeo Kamino
2
#8
Yoshio Fujii
2
#8
Yoshinori Ikebe
2
#18
Katsuhiko Muroyama
1
#18
Kenichi Shizukuishi
1
#18
Akemi Furuki
1
#18
Akira Hirakawa
1
#18
Akio Mori
1
#18
Emi Murakami
1
#18
Fumio Mizuno
1
#18
Fuminori Umesato, deceased
1
#18
Goh Miyajima
1
#18
Hidehiko Asoh
1
#18
Hiroko Fujita
1
#18
Hideyuki Horiuchi
1
#18
Hiroshi Iwamoto
1
#18
Hiroaki Koyanagi
1
#18
Hiroshi Ohki
1
#18
Hiroki Soeda
1
#18
Hidekuni Sugimoto
1
#18
Hiroshi Toita
1
#18
Hiroyuki Uchiyama
1
#18
Ikuo Suzuki
1
#18
Ikuo Takada
1
#18
Isao Miyazaki
1
#18
Isao Nagaoki
1
#18
Isao Shindo
1
#18
Issei Tobita
1
#18
Isao Yamazaki
1
#18
Junkichi Miura
1
#18
Jun Nakazato
1
#18
Jun'ichi Taguchi
1
#18
Kazumitsu Nakamura
1
#18
Kazuyoshi Oonuki
1
#18
Katsuhisa Usami
1
#18
Kazuji Yamada
1
1
2
3
Next »
Related Companies
W.A. Whitney
32
Shinko Pantec Co.
32
Xcellsis Gmbh
32
Bell Canada
32
Borg-Warner Automotive K.K.
32
Stork Screens B.V.
32
Autoimmune
32
Shining Blick Enterprises Co.
32
Plastofilm Industries
32