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
KA
Kaneka
Rank (2003):
#258
of 18,594
Top 2%
167 inventors
71
Patents 2003
Top Inventors at Kaneka
2003
Showing 1–50 of 167 inventors
Rank
Name
Patents
1
Kenichi Kitano
5
2
Masayuki Fujita
4
2
Naruhiko Akamatsu
4
2
Yoshiki Nakagawa
4
#5
Akira Takaki
3
#5
Fumio Kawakubo
3
#5
Hiroshi Iwakiri
3
#5
Katsuhiko Hayashi
3
#5
Kenji Inoue
3
#5
Masahiro Hirata
3
#5
Tsuyoshi Otani
3
#5
Yutaka Yanagihara
3
#13
Akira Fujisawa
2
#13
Hiroshi Ando
2
#13
Hitoshi Nojiri
2
#13
Junji Takase
2
#13
Kenji Mogami
2
#13
Kenichi Senda
2
#13
Kenji Yamaguchi
2
#13
Koji Okada
2
#13
Masafumi Hiraishi
2
#13
Mamoru Kadokura
2
#13
Masato Kusakabe
2
#13
Masaru Mitsuda
2
#13
Masahiko Sameshima
2
#13
Masashi Yoshimi
2
#13
Mitsutaka Sato
2
#13
Naoki Furukawa
2
#13
Naoaki Taoka
2
#13
Nobuo Nagashima
2
#13
Norio Nagata
2
#13
Sadao Fujii
2
#13
Satoshi Takata
2
#13
Shoji Hara
2
#13
Susumu Amano
2
#13
Taizo Aoyama
2
#13
Takahiko Sugaya
2
#13
Takenobu Sunagawa
2
#13
Takema Yamaguchi
2
#13
Toshihiko Hikida
2
#13
Tomonori Iwamoto
2
#13
Tomomi Meguro
2
#13
Toshihiko Okamoto
2
#13
Yoshihide Fuse
2
#13
Yoshiyuki Kobayashi
2
#13
Yuko Tawada
2
#47
Akihiko Nakajima
1
#47
Akira Nishiyama
1
#47
Akito Sakai
1
#47
Alan Bruce Montgomery
1
1
2
3
Next »