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
Annaka City, JP
2004
162 patents · 74 inventors
Ranked
#592
of 30,370 cities
Top 2%
Showing 51–74 of 74 inventors
Rank
Inventor
Primary Company
Patents
#40
Masayuki Ikeno
Shin-Etsu Chemical Co.
1
#40
Masahito Tanabe
Shin-Etsu Chemical Co.
1
#40
Akio Muraida
Shin-Etsu Chemical Co.
1
#40
Yasuyoshi Kuroda
Shin-Etsu Chemical Co.
1
#40
Susumu Kuwabara
Shin-Etsu Handotai Co.
1
#40
Takaaki Nagano
Shin-Etsu Chemical Co.
1
#40
Shinichi Tomizawa
Shin-Etsu Handotai Co.
1
#40
Yoshinori Inokuchi
Shin-Etsu Chemical Co.
1
#40
Shigeru Konishi
Shin-Etsu Chemical Co.
1
#40
Hidekazu Uehara
Shin-Etsu Chemical Co.
1
#40
Kyoko Soga
Shin-Etsu Chemical Co.
1
#40
Naoki Yamakawa
Shin-Etsu Chemical Co.
1
#40
Hitoshi Uehara
Shin-Etsu Chemical Co.
1
#40
Kenji Ooka
Brother Kogyo
1
#40
Hirofumi Kishita
Shin-Etsu Chemical Co.
1
#40
Takatoshi Nagoya
Shin-Etsu Handotai Co.
1
#40
Yoshiyuki Shiono
Shin-Etsu Chemical Co.
1
#40
Ryuichi Handa
Shin-Etsu Chemical Co.
1
#40
Kiyoyuki Mutoh
Shin-Etsu Chemical Co.
1
#40
Motoyuki Yamada
Shin-Etsu Chemical Co.
1
#40
Yasutsugu Kaneko
Shin-Etsu Handotai Co.
1
#40
Toshiyuki Ozai
Shin-Etsu Chemical Co.
1
#40
Masaki Majima
Nippon Chemical Industrial Co.
1
#40
Jun-ichiro Furihata
Shin-Etsu Handotai Co.
1
« Prev
1
2