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
KK
Kanegafuchi Kagaku Kogyo
Rank (1989):
#201
of 11,124
Top 2%
109 inventors
50
Patents 1989
Top Inventors at Kanegafuchi Kagaku Kogyo
1989
Showing 1–50 of 109 inventors
Rank
Name
Patents
1
Kiyoshi Watanabe
7
2
Yoshihisa Tawada
5
3
Kazunori Tsuge
4
3
Masakazu Uekita
4
3
Hisao Furukawa
4
#6
Takehisa Ohashi
3
#6
Hiroshi Awaji
3
#6
Kazuaki Kira
3
#9
Kazuya Yonezawa
2
#9
Michikazu Ohnishi
2
#9
Satoshi Takada
2
#9
Shigeki Hamaguchi
2
#9
Shoichi Matsumura
2
#9
Takamichi Komabashiri
2
#9
Toragoro Mitani
2
#9
Toshiro Nanbu
2
#9
Tsuneo Yamamoto
2
#9
Hirofumi Maeda
2
#9
Hiroshi Ohgoshi
2
#9
Kazunori Hosoe
2
#21
Werner Schwab
1
#21
Yasuo Fushiki
1
#21
Yasuhiro Katayama
1
#21
Yasushi Kato
1
#21
Yasuhiro Nojima
1
#21
Yasuyoshi Ueda
1
#21
Yoshikuni Deguchi
1
#21
Yoshihiro Hamakawa
1
#21
Yoshikazu Kogame
1
#21
Yoshihide Ohnari
1
#21
Yoshinori Shibukawa
1
#21
Yoshio Shimada
1
#21
Yoshiki Takeoka
1
#21
Yoshio Tomishima
1
#21
Yuusaku Ariki
1
#21
Yukio Yamada
1
#21
Youichi Kanabara
1
#21
Katsuji Yamashita
1
#21
Keiji Ichibori
1
#21
Keiji Imajo
1
#21
Keiji Kameyama
1
#21
Kenji Yamamoto
1
#21
Koichi Nagai
1
#21
Kouji Noda
1
#21
Koji Saiki
1
#21
Koji Sezaki
1
#21
Kyoichi Nakamura
1
#21
Masayoshi Imanaka
1
#21
Masanobu Izumina
1
#21
Masaro Kidoh
1
1
2
3
Next »