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 401–450 of 4,008 inventors
Rank
Inventor
Primary Company
Patents
#263
Haruhiko Ogata
Toyo Glass Co.
3
#263
Hideyuki Hirano
Fujitsu Limited
3
#263
Shinichi Satoh
Mitsubishi Electric
3
#263
Masaaki Ishikawa
Ricoh Company
3
#263
Yuji Ando
Nec
3
#263
Yoshizumi Watatani
Hitachi
3
#263
Fumihiro Namiki
Fujitsu Limited
3
#263
Hiroshi Takehara
Fujifilm
3
#263
Yoshiki Yasuno
Nissan Motor Co.
3
#263
Hirofumi Suda
Canon
3
#263
Yuichi Yamamoto
Meiji Seika Kaisha
3
#263
Nobutoshi Takayama
Canon
3
#263
Hitoshi Yoneda
Kabushiki Kaisha Toshiba
3
#263
Kenji Ogiro
Hitachi
3
#263
Koichi Mizuno
Sumitomo Electric Industries
3
#263
Shuji Toyoda
Nikon
3
#263
Fumiaki Oshimi
Nippon Oil
3
#263
Naoto Shiraishi
Ricoh Company
3
#263
Mitsuhiko Nagata
Yamatake-Honeywell Co.
3
#263
Shigeru Fujiwara
Kabushiki Kaisha Toshiba
3
#263
Etsurou Sakamoto
Sony
3
#263
Atsushi Fujii
Canon
3
#263
Jin Mizuguchi
Ciba-Geigy
3
#263
Karl Eickmann
—
3
#263
Takaaki Kuroiwa
Yamatake-Honeywell Co.
3
#263
Eiji Nishimura
Mazda Motor
3
#263
Koichi Katoh
Canon
3
#263
Nobuhito Koga
Mitsui Toatsu Chemicals, Incorporated
3
#263
Tsuneo Okonogi
Meiji Seika Kaisha
3
#263
Yumi Sekiguchi
—
3
#263
Shoji Koike
Canon
3
#263
Koichi Suwa
Canon
3
#263
Narihito Matsumoto
Sharp Kabushiki Kaisha
3
#263
Isao Harigaya
Canon
3
#263
Akihiro Horiguchi
Kabushiki Kaisha Toshiba
3
#263
Shigenori Kinoshita
Fuji Electric Co.
3
#263
Ryuichi Ugajin
Sony
3
#263
Takehisa Mori
Terumo Kabushiki Kaisha
3
#263
Yasushi Fujinami
Sony
3
#263
Tetsuo Takahashi
Mitsubishi Electric
3
#263
Yohji Tomoyuki
Canon
3
#263
Satoshi Noda
Olympus Optical Co.
3
#263
Yoshiaki Hanyu
Ricoh Company
3
#263
Akiko Shono
Fujitsu Limited
3
#263
Takeshi Goto
Toyota
3
#263
Masanori Nishiyama
Teijin Limited
3
#263
Hisataka Hirose
Canon
3
#263
Tsuneo Wakabayashi
Technology Partners
3
#263
Takeji Tokumaru
Kabushiki Kaisha Toshiba
3
#263
Yasuo Takaya
Kansai Paint Co.
3
« Prev
7
8
9
10
11
Next »