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
SK
Showa Denko K.K.
Rank (2017):
#613
of 29,974
Top 3%
119 inventors
64
Patents 2017
Top Inventors at Showa Denko K.K.
2017
Showing 1–50 of 119 inventors
Rank
Name
Patents
1
Kazumi Naito
10
2
Shoji Yabe
6
3
Atsushi Matsumura
4
3
Daisuke Muto
4
3
Hiroshi Uchida
4
3
Kenji Momose
4
3
Takuya Imai
4
3
Tadashi Yoneda
4
3
Yoshiaki Kageshima
4
#10
Akihisa Tonegawa
3
#10
Chunfu Yu
3
#10
Isao Kabe
3
#10
Katsutoshi Tamura
3
#10
Masataka Takeuchi
3
#10
Nobuaki Ishii
3
#10
Noriko Ohtake
3
#10
Ryuji Monden
3
#10
Yasuaki Wakizaka
3
#19
Akihiko Shirakawa
2
#19
Chiaki Sotowa
2
#19
Gaku Oriji
2
#19
Kazunori Ichioka
2
#19
Keisuke Kishida
2
#19
Kenichiro Nakajima
2
#19
Ryouichi Takeuchi
2
#19
Takeshi Nakamura
2
#19
Takashi Sato
2
#19
Takashi Yamazaki
2
#19
Yoshihiro Watanabe
2
#19
Yu Tokunaga
2
#31
Akihiro Matsuse
1
#31
Akira Miyasaka
1
#31
Akira Shibuya
1
#31
Arihiro Mutoh
1
#31
Asuka Toda
1
#31
Atsushi Hashimoto
1
#31
Bunsho Ohtani
1
#31
Eishin Yamakawa
1
#31
Eri Okazaki
1
#31
Hirobumi Aoki
1
#31
Hironori Ara
1
#31
Hiroto Habu
1
#31
Hirokazu Murata
1
#31
Hiroshi Nakajima
1
#31
Hideyasu Obara
1
#31
Hideki Ohata
1
#31
Hirohide Saito
1
#31
Hiroshi Suzuki
1
#31
Hitoshi Yokouchi
1
#31
Ichitami Miyashita
1
1
2
3
Next »