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
Kurashiki, JP
2022
54 patents · 41 inventors
Ranked
#2,893
of 44,143 cities
Top 7%
Showing 1–41 of 41 inventors
Rank
Inventor
Primary Company
Patents
1
Takafumi Izawa
Kuraray Co.
3
1
Hideharu Iwasaki
Kuraray Co.
3
1
Yusuke Amano
Kuraray Co.
3
1
Tadahito Fukuhara
Kuraray Co.
3
#5
Yuki Tachibana
Denso
2
#5
Noriaki Sakurai
Japan Agency For Marine-Earth Science And Technology
2
#5
Satoshi Koizumi
Kyowa Hakko Kogyo Co.
2
#5
Yasuhiro Omori
Fujitsu Limited
2
#5
Taketoshi Okuno
Kuraray Co.
2
#10
Yasuhiro Nonaka
Kuraray Co.
1
#10
Taeko Kaharu
Kuraray Co.
1
#10
Yukio Fukushima
IBM
1
#10
Masahiko Otsuka
Asahi Kasei Kogyo Co.
1
#10
Yasushi Morihara
Kuraray Co.
1
#10
Kazuo Itoi
Kuraray Co.
1
#10
Hiromasa Okada
Banyu Pharmaceutical Co.
1
#10
Yoko Nakano
Kuraray Co.
1
#10
Yoshiaki ASANUMA
Kuraray Co.
1
#10
Kengo TACHIKAWA
Kuraray Co.
1
#10
Yoshinori Kawasaki
Nissin Electric Co.
1
#10
Jun-Sang Cho
Kuraray Co.
1
#10
Naoyuki Sumina
Unknown
1
#10
Masahiko Ota
Nintendo Co.
1
#10
Kazuyuki Somemiya
Kuraray Co.
1
#10
Naoto Kameyama
Canon
1
#10
Akio Ohmori
Kawasaki Steel
1
#10
Takeyuki Igarashi
Kuraray Co.
1
#10
Arata Ueda
Kawasaki Steel
1
#10
Takaaki Fukai
Asahi Glass Co.
1
#10
Takeshi Kusudou
Kuraray Co.
1
#10
Daigo Igarashi
—
1
#10
Daiki NOGUCHI
Kuraray Co.
1
#10
Kiyoshi Hirakawa
Kuraray Co.
1
#10
Yasutaka Inubushi
Kuraray Co.
1
#10
Takashi Makabe
Kuraray Co.
1
#10
Takumi Takayama
Kuraray Co.
1
#10
Masahiro Baba
Kabushiki Kaisha Toshiba
1
#10
Shuichi Sunaga
Kuraray Co.
1
#10
Shogo Nakazawa
Kuraray Co.
1
#10
Masaaki Hirahara
Kuraray Europe Gmbh
1
#10
Soichiro Tanabe
Kuraray Co.
1