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
SC
Shikoku Chemicals
Rank (All Time):
#11116
of 106,127
Top 15%
89 inventors
61
Patents All Time
Top Inventors at Shikoku Chemicals
All Time
Showing 1–50 of 89 inventors
Rank
Name
Patents
1
Takayuki Murai
18
2
Hirohiko Hirao
15
3
Natsuo Sawa
14
#4
Noriaki Yamaji
8
#5
Takeshi KUMANO
7
#5
Takeshi Masuda
7
#5
Yoshimasa Kikukawa
7
#8
Hajime Hata
6
#8
Miya Tanioka
6
#10
Kazuo Kamagata
5
#10
Naoto Okumura
5
#10
Seiji Sogabe
5
#13
Masato KATSUMURA
4
#13
Shusaku Iida
4
#13
Takashi Yoshioka
4
#13
Tokuichi Saeki
4
#13
Yoshiya Iwasaki
4
#18
Hiroko Yabe
3
#18
Masato Nakanishi
3
#18
Masahiko Tsujino
3
#18
Naoki Kano
3
#18
Shunichi Kawata
3
#18
Shozo Miura
3
#18
Takayuki Fujita
3
#18
Takahito Imamine
3
#18
Takashi KASHIWABARA
3
#18
Takashi Mizui
3
#18
Toshihiro Suzuki
3
#18
Yusuke Araki
3
#18
Akihito Otsuka
3
#31
Hajime Kanbara
2
#31
Hideo Wada
2
#31
Kazunori Aoki
2
#31
Keiko Iuchi
2
#31
Keizo Oka
2
#31
Kohji Sakane
2
#31
Masayuki Ito
2
#31
Noboru Mizobe
2
#31
Rie Nakayama
2
#31
Tadashi Akita
2
#31
Takao Kitamura
2
#31
Tadao Nomoto
2
#31
Takuma Takeda
2
#31
Tomoya MAE
2
#31
Toshihiro Okamoto
2
#31
Toshiaki Yamada
2
#31
Tsuyoshi Toyota
2
#48
Hajime Kambara
1
#48
Hisao Ide
1
#48
Hiromasa Marumo
1
1
2
Next »