Patent Leaderboard
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
Search
Companies
Inventors
Cities
States
HI
Hitachi
Rank (1989):
#2
of 11,124
Top 1%
2,935 inventors
1,117
Patents 1989
Top Inventors at Hitachi
1989
Showing 1,151–1,200 of 2,935 inventors
Rank
Name
Patents
#814
Keiho Akiyama
1
#814
Kenji Baba
1
#814
Kenji Emi
1
#814
Keisuke Fujishiro
1
#814
Kenji Fujita
1
#814
Kenichi Gunji
1
#814
Kentaro Hanma
1
#814
Keiichi Higeta
1
#814
Kenji Hinode
1
#814
Kenichi Hironaka
1
#814
Kenji Ikeura
1
#814
Kenichi Ishibashi
1
#814
Kenzo Kamiyama
1
#814
Kenji Kawabata
1
#814
Ken-ichi Kawasumi
1
#814
Kenji Koga
1
#814
Kenta Kumagai
1
#814
Keiichi Kuniya
1
#814
Keiichi Kurakazu
1
#814
Keiko Kushida
1
#814
Kenzi Machizawa
1
#814
Kenzi Maruta
1
#814
Kenji Maruta
1
#814
Keiichi Mashino
1
#814
Kenmei Masuda
1
#814
Keiji Miyamoto
1
#814
Kenji Miyata
1
#814
Keiji Mori
1
#814
Kenjiro Mori
1
#814
Keiichi Nagai
1
#814
Kenji Nagai
1
#814
Keiichi Nakamura
1
#814
Kenji Nakamura
1
#814
Keiichi Nakane
1
#814
Ken-ichi Natsui
1
#814
Ken Ninomiya
1
#814
Kenji Nishimura
1
#814
Kenroku Nogi
1
#814
Keizo Ogata
1
#814
Kenzyu Ogiwara
1
#814
Kenichi Okada
1
#814
Kenichi Okajima
1
#814
Kenichi OKAZAKI
1
#814
Kentaro Oku
1
#814
Keiya Saito
1
#814
Kenji Sato
1
#814
Kensuke Sekihara
1
#814
Kenji Shimoi
1
#814
Kenichi Sohma
1
#814
Kengo Sugiyama
1
« Prev
22
23
24
25
26
Next »