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
DL
Denka Company Limited
Rank (2020):
#1440
of 32,488
Top 5%
80 inventors
29
Patents 2020
Top Inventors at Denka Company Limited
2020
Showing 1–50 of 80 inventors
Rank
Name
Patents
1
Takeshi Miyakawa
7
2
Yosuke Ishihara
5
3
Toru Arai
3
#4
Akira Miyama
2
#4
Akio Ohno
2
#4
Ayumu Tsukamoto
2
#4
Daisuke Goto
2
#4
Hideyuki Emoto
2
#4
Hitoshi Kaneko
2
#4
Hironori Konishi
2
#4
Hiroaki Ota
2
#4
Hideo Tsukamoto
2
#4
Kazuhiro Kote
2
#4
Kazunori KOYANAGI
2
#4
Kenji Fujii
2
#4
Masamichi Hashimoto
2
#4
Motoi TANAKA
2
#4
Yoshitsugu Goto
2
#4
Yoko Horikoshi
2
#20
Akimasa YUASA
1
#20
Atsushi Horihata
1
#20
Atsushi Takei
1
#20
Daisuke Shimiya
1
#20
Gaito KIYOFUJI
1
#20
Go TAKEDA
1
#20
Hayato Miyazaki
1
#20
Harei Nemoto
1
#20
Hiromitsu Chatani
1
#20
Hideki Hirotsuru
1
#20
Hiroyuki Kurosawa
1
#20
Hiroshi Murata
1
#20
Hiroki UNO
1
#20
Isao Sugimoto
1
#20
Junichi Susaki
1
#20
Kazuhiro Ito
1
#20
Kazuhito Sonoda
1
#20
Kazunori Urao
1
#20
Kenji Fukao
1
#20
Kenta Miura
1
#20
Koichi Fukuda
1
#20
Koji Miyata
1
#20
Kouji Nishimura
1
#20
Masanori Hara
1
#20
Masayoshi Ichikawa
1
#20
Manabu Mizushima
1
#20
Masao ONOZUKA
1
#20
Motonori Kino
1
#20
Mutsumi Matsumoto
1
#20
Nobuyuki Yoshino
1
#20
Osamu Hanaizumi
1
1
2
Next »