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
Tochigi, JP
2002
488 patents · 306 inventors
Ranked
#178
of 30,146 cities
Top 1%
Showing 51–100 of 306 inventors
Rank
Inventor
Primary Company
Patents
#37
Yasufumi Kawasuji
Gigaphoton
2
#37
Norio Kaneko
Canon
2
#37
Shinya Toita
Showa
2
#37
Yuji Hatada
Kao
2
#37
Masakazu Kitamura
Seiko Epson
2
#37
Yasutoshi Okamoto
Sanyo Electric Co.
2
#37
Masanori Takadoi
Kyorin Pharmaceutical Co.
2
#37
Tokuo Tsuura
Kao
2
#37
Masayoshi Kanno
Sony
2
#37
Yoshiaki Kumamoto
Kao
2
#37
Tsuyoshi Sato
Murata Manufacturing Co.
2
#37
Tsutomu Matsuzaki
Ts Tech Co.
2
#37
Naoki Ando
Sony
2
#37
Eiichi Shiki
Kabushiki Kaisha Toshiba
2
#37
Takuya Sakaguchi
Toshiba Medical Systems
2
#37
Takeshi Tatsumi
Honda Motor Co.
2
#37
Hidetsugu Namiki
Dexerials
2
#37
Shinichiro Saito
Canon
2
#37
Masami Harada
Ts Tech Co.
2
#37
Yuji Furuuchi
Sony
2
#37
Yoshio Hiraga
Showa
2
#37
Sachio Kobayashi
Honda Motor Co.
2
#37
Toshiyuki Ishinohachi
Kawasaki
2
#37
Motoki Kawaguchi
Henkel Limited
2
#37
Tadashi Tobita
Honda Motor Co.
2
#37
Masakazu Kobayashi
Tokyo Ohka Kogyo Co.
2
#37
Takafumi Ikeda
Kabushiki Kaisha Toshiba
2
#37
Yoshinori Kawamura
Fujitsu Limited
2
#37
Shigeru Moriwaki
Kao
2
#37
Toshiyuki Terai
Hitachi
2
#37
Hiromasa Ota
Sony
2
#37
Yoshito Ikeda
Sony
2
#37
Satoshi Aiko
Showa
2
#84
Ryouji Terada
Aiwa
1
#84
Shigeyuki Shimada
Tochigi Fuji Sangyo
1
#84
Naoyuki Shioda
Tochigi Fuji Sangyo
1
#84
Kenichiro Sawano
Calsonic Kansei
1
#84
Kaori Ikawa
Kao
1
#84
Masahiro Kimishima
Honda Motor Co.
1
#84
Kazuhiro Muruta
Komatsu
1
#84
Tomomi Shoji
Honda Motor Co.
1
#84
Hiroyuki Katano
Honda Motor Co.
1
#84
Akira Yamamuro
Kao
1
#84
Kazuhiro Hatano
—
1
#84
Masataka Sekiguchi
Bandai Co.
1
#84
Kanenori Sato
Ts Tech Co.
1
#84
Noboru Kusaba
Bridgestone
1
#84
Tetsuo Higano
Sony
1
#84
Koichiro Fukui
Showa Aluminum
1
#84
Shinichi Tadokoro
Yazaki
1
« Prev
1
2
3
4
Next »