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
Yokohama, JP
1994
6,362 patents · 4,008 inventors
Ranked
#6
of 22,654 cities
Top 1%
Showing 351–400 of 4,008 inventors
Rank
Inventor
Primary Company
Patents
#263
Seiji Ashiya
—
3
#263
Syun Egusa
Kabushiki Kaisha Toshiba
3
#263
Takashi Kimoto
Fujitsu Limited
3
#263
Tetsuji Nagayama
Sony
3
#263
Mitsuru Owada
Canon
3
#263
Takashi Yomo
Canon
3
#263
Toshifumi Ohsawa
Canon
3
#263
Yukio Taniyama
Fujitsu Limited
3
#263
Yoshihiro Kosaka
Olympus Optical Co.
3
#263
Haruhiko Takahashi
Canon
3
#263
Shigeo Utsumi
Diafoil Company, Limited
3
#263
Kikuo Yamabe
Kabushiki Kaisha Toshiba
3
#263
Takashi Nagano
Sony
3
#263
Seiichiro Iwase
Sony
3
#263
Shintetsu Go
Canon
3
#263
Soichi Hiramatsu
Canon
3
#263
Noriko Ohtani
Canon
3
#263
Takamasa Motegi
Sumitomo Electric Industries
3
#263
Shigeru Mitsuhashi
Takasago International
3
#263
Akira Yoshizumi
Kabushiki Kaisha Toshiba
3
#263
Tetsuya Tatsumi
Sony
3
#263
Isaya Matsuo
Nissan Motor Co.
3
#263
Masahiko Enari
Canon
3
#263
Takehiro Toyooka
Nippon Oil
3
#263
Hiroyuki Osanai
Fujitsu Limited
3
#263
Masako Ohta
Mitsubishi Electric
3
#263
Katsutoshi Misuda
Asahi Glass Co.
3
#263
Eisuke Sasaoka
Sumitomo Electric Industries
3
#263
Tetsuya Aono
Takeda Chemical Industries
3
#263
Taketoshi Higashi
—
3
#263
Tadaaki Isozaki
Sony
3
#263
Rumiko Hayase
Kabushiki Kaisha Toshiba
3
#263
Toshio Soumiya
Fujitsu Limited
3
#263
Manabu Ohno
Canon
3
#263
Shuzo Hirahara
Kabushiki Kaisha Toshiba
3
#263
Shigeru Yagi
—
3
#263
Yoshinori Isobe
Canon
3
#263
Kazuyoshi Hagiwara
Canon
3
#263
Toshio Teramoto
Japan Synthetic Rubber
3
#263
Kazunori Kanebako
Kabushiki Kaisha Toshiba
3
#263
Tsutomu Fukatsu
Canon
3
#263
Jun Harada
Toyota
3
#263
Ryohei Satoh
Hitachi
3
#263
Makoto Kojima
Canon
3
#263
Kouji Araki
Kabushiki Kaisha Toshiba
3
#263
Koushin Matsuoka
Fujitsu Limited
3
#263
Tokuharu Kaneko
Canon
3
#263
Masashi Horiguchi
Hitachi
3
#263
Takayoshi Matsuoka
Nissan Motor Co.
3
#263
Hideo Ikeda
Fujitsu Limited
3
« Prev
6
7
8
9
10
Next »