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
NC
Nippon Kokan Co.
Rank (1989):
#361
of 11,124
Top 4%
100 inventors
29
Patents 1989
Top Inventors at Nippon Kokan Co.
1989
Showing 51–100 of 100 inventors
Rank
Name
Patents
#20
Shiro Ariga
1
#20
Shuichi Iwado
1
#20
Shigeru Nakagawa
1
#20
Soichi Ito
1
#20
Tadashi Fujioka
1
#20
Tatsuo Fukuyama
1
#20
Takaharu Ishii
1
#20
Takeshi Kawashima
1
#20
Takaho Kawawa
1
#20
Takahiro Kubota
1
#20
Takehiko Miyamoto
1
#20
Takao Miyazaki
1
#20
Takashi Nakano
1
#20
Tadashi Nishimoto
1
#20
Taro Ohyama
1
#20
Takashi Takeda
1
#20
Tetsuzo Hirose
1
#20
Toshio Iwasaki
1
#20
Tomoya Izushi
1
#20
Toshimi Muto
1
#20
Toshiyuki Ohkuma
1
#20
Toshihiko Okada
1
#20
Hajime Ase
1
#20
Nobuomi Kuroi
1
#20
Akira Enatsu
1
#20
Akihiko Katoh
1
#20
Atsuhiko Murao
1
#20
Chiaki Ouchi
1
#20
Eisuke Ogata
1
#20
Hiroshi Fukuya
1
#20
Hirohisa Hotta
1
#20
Hiroshi Ishikawa
1
#20
Hiroshi Kamio
1
#20
Hitoshi Kawada
1
#20
Hideaki Mizukami
1
#20
Hiroshi Naemura
1
#20
Hirotaka Nakagawa
1
#20
Hisao Nara
1
#20
Hidetoshi Noda
1
#20
Hirokazu Nomura
1
#20
Hideo Sakuyama
1
#20
Hisashi Sato
1
#20
Hiroyoshi Suenaga
1
#20
Hiroshi Takano
1
#20
Hideo Takatori
1
#20
Hideomi Yanaka
1
#20
Isamu Komine
1
#20
Kazuhide Nakaoka
1
#20
Katsumi Omori
1
#20
Kazuo Sano
1
« Prev
1
2