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
NM
Nippon Steel & Sumitomo Metal
Rank (2019):
#314
of 32,327
Top 1%
340 inventors
142
Patents 2019
Top Inventors at Nippon Steel & Sumitomo Metal
2019
Showing 1–50 of 340 inventors
Rank
Name
Patents
1
Yoshiaki Nakazawa
9
2
Shintaro Yamanaka
6
3
Hiroshi Yoshida
5
3
Nobuhiro Fujita
5
#5
Jun Maki
4
#5
Kiyokazu Ishizuka
4
#5
Koutarou Hayashi
4
#5
Riki Okamoto
4
#5
Tatsuo Yokoi
4
#5
Tomohiko Omura
4
#5
Yusuke Konno
4
#12
Akira Tachiki
3
#12
Akihiro Yamanaka
3
#12
Atsuhiro Hibi
3
#12
Eisaku Sakurada
3
#12
Hirokazu Okada
3
#12
Hiroshi Shuto
3
#12
Hirokazu Yokoya
3
#12
Junichi Kodama
3
#12
Jun Nakamura
3
#12
Kenji Taguchi
3
#12
Ken-ichiro Yoshino
3
#12
Koichiro Ishihara
3
#12
Kunio Hayashi
3
#12
Kunihiro Yabuno
3
#12
Masafumi Azuma
3
#12
Masahito Hanao
3
#12
Makoto Kawabata
3
#12
Masanari Kimoto
3
#12
Manabu Kubota
3
#12
Masashi Sakamoto
3
#12
Masaaki Terunuma
3
#12
Morio Yanagihara
3
#12
Naoki Tajima
3
#12
Nobuhiro Furuya
3
#12
Noriyuki Negi
3
#12
Shigeru Hirano
3
#12
Shinya Teramoto
3
#12
Sukeyoshi Yamamoto
3
#12
Takashi Miyagi
3
#12
Takahiro Osuki
3
#12
Toshio Akagi
3
#12
Toshio Ogawa
3
#12
Tohru Yoshida
3
#12
Yasuhiro Ito
3
#12
Yasunori SAWA
3
#12
Yoshiaki Tani
3
#12
Yuuki Kanzawa
3
#12
Yutaka Neishi
3
#12
Yusaku Tomio
3
1
2
3
Next »