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
HC
Hitachi Koki Co.
Rank (1989):
#452
of 11,124
Top 5%
53 inventors
23
Patents 1989
Top Inventors at Hitachi Koki Co.
1989
Showing 1–50 of 53 inventors
Rank
Name
Patents
1
Shun Suzuki
3
1
Susumu Saito
3
1
Takeshi Mochizuki
3
1
Akira Arimoto
3
1
Hiroyoshi Tokoro
3
#6
Yasunori Ogawa
2
#6
Yuichiro Sasaki
2
#6
Kensei Hosoya
2
#6
Makoto Kurosawa
2
#6
Masato Yamada
2
#6
Mitsuaki Hayakawa
2
#6
Shigetaka Fujiwara
2
#6
Shigeru Shinohara
2
#6
Takao Kumasaka
2
#6
Teruaki Mitsuya
2
#6
Toshiaki Uchida
2
#17
Yasuyuki Hirano
1
#17
Yasuo Takano
1
#17
Yasuyuki Tsuji
1
#17
Yoshio Iimura
1
#17
Yoshikane Matsumoto
1
#17
Yoshihiro Yamada
1
#17
Yuzuru Shimazaki
1
#17
Rikio Ohtani
1
#17
Kenichi Igarashi
1
#17
Kiyoo Kawate
1
#17
Kimio Nakamura
1
#17
Koichi Sawada
1
#17
Masao Miyasaka
1
#17
Masateru Niyada
1
#17
Nobuo Ihata
1
#17
Nobuhiko Itoh
1
#17
Osamu Nishino
1
#17
Seki Moriguchi
1
#17
Shinichi Nishino
1
#17
Shogo Nobumori
1
#17
Shinichi Watahiki
1
#17
Takao Chikuzenya
1
#17
Taiichi Kumasaka
1
#17
Toshimitsu Harada
1
#17
Toshio Hiki
1
#17
Toshifumi Kubota
1
#17
Tsuneki Kobayashi
1
#17
Tsunehisa Terayama
1
#17
Akinori Tsushima
1
#17
Hideaki Hasegawa
1
#17
Isamu Komatsu
1
#17
Junji Kobayashi
1
#17
Juro Kobayashi
1
#17
Junshin Sakamoto
1
1
2
Next »