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
CH
Chisso
Rank (2011):
#1198
of 22,517
Top 6%
51 inventors
22
Patents 2011
Top Inventors at Chisso
2011
Showing 1–50 of 51 inventors
Rank
Name
Patents
1
Norikatsu Hattori
4
2
Hisao Oikawa
3
2
Hiroyuki Tanaka
3
2
Kenya Ito
3
2
Mikio Yamahiro
3
#6
Kenichi Watanabe
2
#6
Koji Ohguma
2
#6
Mayumi Goto
2
#6
Masayuki Saito
2
#6
Mayumi Tanabe
2
#6
Nobumasa Ootake
2
#6
Takashi Kato
2
#6
Teruyo Sugiura
2
#14
Hiroaki Fujita
1
#14
Hiroyuki Sato
1
#14
Hiroyuki Satou
1
#14
Jun Hiraki
1
#14
Junichi Sato
1
#14
Kazushi Ishida
1
#14
Kazuhiro Yoshida
1
#14
Kohji Ohno
1
#14
Kouki Sagou
1
#14
Makoto Hamano
1
#14
Maiko Ito
1
#14
Masami Kimura
1
#14
Masami Tanaka
1
#14
Masatsugu Yamaguchi
1
#14
Minoru Nakayama
1
#14
Minoru Yasueda
1
#14
Naoyuki Yoshida
1
#14
Ryushi Shundo
1
#14
Satoshi Hayashida
1
#14
Satoshi Inouye
1
#14
Setsuo Itami
1
#14
Shigeyuki Aoyama
1
#14
Shuichi Honda
1
#14
Shigeru Kibe
1
#14
Shin Koga
1
#14
Shuji Sasaki
1
#14
Takeshi Fukuda
1
#14
Takayuki Hattori
1
#14
Takuo Ikeda
1
#14
Takafumi Kuninobu
1
#14
Takashi Yoshino
1
#14
Tokifumi Masukawa
1
#14
Toru Tanaka
1
#14
Yasuhiro Haseba
1
#14
Yasuhiro Yamamoto
1
#14
Yasuhito Yamaryo
1
#14
Yoshinobu Tsujii
1
1
2
Next »