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
Susono, JP
2002
228 patents · 129 inventors
Ranked
#415
of 30,146 cities
Top 2%
Showing 1–50 of 129 inventors
Rank
Inventor
Primary Company
Patents
1
Mamoru Yoshioka
Toyota
7
2
Ryuji Okamura
Canon
6
2
Shinichi Mitani
Toyota
6
#4
Shinya Hirota
Toyota
5
#4
Takashi Hotta
Hitachi
5
#6
Ichiro Ozawa
Canon
4
#6
Toyokazu Baika
Toyota
4
#6
Tadashi Nakagawa
Seiko Koki Kabushiki Kaisha
4
#6
Toshifumi Takaoka
Toyota
4
#6
Yutaka Nakamura
IBM
4
#6
Fumihiko Nakamura
Canon
4
#6
Mutsumi Kanda
Toyota
4
#13
Takamitsu Asanuma
Toyota
3
#13
Susumu Kojima
Toyota
3
#13
Kunimitsu Aoki
Yazaki
3
#13
Masanobu Kanamaru
Toyota
3
#13
Kenji Katoh
Toyota
3
#13
Yasuyoshi Serizawa
Yazaki
3
#13
Kazuyuki Mizuno
Ngk Insulators
3
#13
Koji Hagiwara
Toyota
3
#13
Satoru Niwa
Toyota
3
#13
Toshimi Kashiwagura
Toyota
3
#13
Naohide Fuwa
Toyota
3
#13
Hironori Miyakoshi
Toyota
3
#25
Kazufumi Muto
Canon
2
#25
Toshiharu Shimizu
Mitsumi Electric Co.
2
#25
Nobuyuki Muramatsu
Toyota
2
#25
Souichi Matusita
Toyota
2
#25
Hiromi Tanaka
Brother Kogyo
2
#25
Hisanori Nomoto
Toyota
2
#25
Kouhei Igarashi
Toyota
2
#25
Yukio Kinugasa
Toyota
2
#25
Masatake Usui
Canon
2
#25
Seiji Kuwahara
Toyota
2
#25
Hachiro Tosaka
Ricoh Company
2
#25
Yoshihiro Okada
Fujifilm
2
#25
Masato Fujikawa
Panasonic
2
#25
Koichi Hoshi
Toyota
2
#25
Tomomi Yamada
Toyota
2
#25
Takuya Matsuoka
Toyota
2
#25
Kenji Ishigaki
S.S.P.
2
#25
Kohei Igarashi
Toyota
2
#25
Yoshihiko Hyodo
Toyota
2
#25
Yoshiyuki Serizawa
Usui Kokusai Sangyo Kaisha Limited
2
#25
Takekazu Ito
Toyota
2
#25
Shunsuke Toshioka
Toyota
2
#25
Yasunari Kobaru
Canon
2
#25
Kazuhiro Sakurai
Toyota
2
#25
Katsuyuki Yamaguchi
Citizen Watch Co.
2
#25
Tsutomu Hattori
Nissan Motor Co.
2
1
2
3
Next »