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
TO
Tosoh
Rank (2004):
#771
of 18,403
Top 5%
54 inventors
24
Patents 2004
Top Inventors at Tosoh
2004
Showing 1–50 of 54 inventors
Rank
Name
Patents
1
Keiichiro Nishizawa
3
1
Koji Katayama
3
1
Koyata Takahashi
3
1
Takumi Kagawa
3
1
Toru Futami
3
#6
Kenichi Sekimoto
2
#6
Mutsumi Asano
2
#6
Takahiko Ishiguro
2
#6
Tatsuo Kawasaki
2
#6
Toshio Inase
2
#6
Yutaka Tamano
2
#12
Akira Kawai
1
#12
Akiyoshi Miyanaga
1
#12
Akinori Tanaka
1
#12
Hajime Funakoshi
1
#12
Hisao Eguchi
1
#12
Hiroyuki Fujisaki
1
#12
Hiroaki Hayashi
1
#12
Hiroyuki Kiso
1
#12
Hiroaki Nakamura
1
#12
Hideo Sakka
1
#12
Junji Inanaga
1
#12
Juichi Saito
1
#12
Kazuaki Muranaka
1
#12
Katsumi Tokumoto
1
#12
Kazuaki Yamamoto
1
#12
Masahiro Aoki
1
#12
Masakatsu Matsumoto
1
#12
Masao Nakano
1
#12
Masashi Yamada
1
#12
Mitsuru Takahashi
1
#12
Nobuko Watanabe
1
#12
Ryuichi Horie
1
#12
Shigehiko Abe
1
#12
Shigeru Hiramatsu
1
#12
Shinichi Ishikawa
1
#12
Shuji Takatoh
1
#12
Takao Doi
1
#12
Takahiro Masuda
1
#12
Takanori Miyake
1
#12
Takayuki Shoji
1
#12
Tadanori Sugimoto
1
#12
Takumi Tokunaga
1
#12
Tetsuo Asakawa
1
#12
Teruhiko Tsuda
1
#12
Tomoyuki Oikawa
1
#12
Toshiki Taya
1
#12
Tsutomu Oishi
1
#12
Tsuyoshi Tanaka
1
#12
Wataru Kobayashi
1
1
2
Next »