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
SC
Sumitomo Seika Chemicals Co.
Rank (2016):
#2039
of 28,424
Top 8%
47 inventors
16
Patents 2016
Top Inventors at Sumitomo Seika Chemicals Co.
2016
Showing 1–47 of 47 inventors
Rank
Name
Patents
1
Hiroki Okazaki
5
1
Tomoaki Yamasaki
5
3
Shigeki Hamamoto
4
3
Shinya Okazaki
4
#5
Changming Zhao
3
#5
Masayoshi Handa
3
#5
Minoru Iwata
3
#5
Yuki Hayashi
3
#9
Makoto Kato
2
#9
Nobutaka Fujimoto
2
#9
Shizuka Hachiken
2
#9
Toru Ido
2
#13
Akira Kimura
1
#13
Atsushi Heguri
1
#13
Haruka Inaba
1
#13
Hirofumi Fujita
1
#13
Hisaaki Kanda
1
#13
Hiroyuki Nishide
1
#13
Hiroyuki Shiraishi
1
#13
Ichiro Fuseya
1
#13
Jun Sakata
1
#13
Junichi Takatori
1
#13
Kazuyuki Kobayashi
1
#13
Kentaro Nakahara
1
#13
Kenichi Oyaizu
1
#13
Kimihiko Kondo
1
#13
Kiyoshi Yamaguchi
1
#13
Masami Nakamoto
1
#13
Masahiro Suzuki
1
#13
Mari Yamamoto
1
#13
Nobuhiro Maeda
1
#13
Norihiro Sugihara
1
#13
Paul Kuad
1
#13
Ryou Miyabara
1
#13
Ryousuke Murakami
1
#13
Sachi Kikuno
1
#13
Shun Hashimoto
1
#13
Shigeyuki Iwasa
1
#13
Shinichi Takemori
1
#13
Sosuke Yamaguchi
1
#13
Syuji Tsuno
1
#13
Takeshi Fujiwara
1
#13
Tomoki Kawakita
1
#13
Toshinobu Ohno
1
#13
Yukiyasu Kashiwagi
1
#13
Yuji Kinpara
1
#13
Yuichiro Morimitsu
1