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
Suwa, JP
2019
185 patents · 78 inventors
Ranked
#1,263
of 43,611 cities
Top 3%
Showing 1–50 of 78 inventors
Rank
Inventor
Primary Company
Patents
1
Takashi Takeda
Seiko Epson
24
2
Takahiro Totani
Seiko Epson
12
3
Yoshiyuki Maki
Seiko Epson
11
#4
Ryoji Fujimori
Seiko Epson
7
#5
Noriyuki Fujimori
Olympus
6
#5
Hideki Sakano
Seiko Epson
6
#7
Yasutaka MATSUMOTO
—
5
#8
Takashi Natori
Seiko Epson
4
#8
Hayato Matsuki
Seiko Epson
4
#8
Kenichi Shirota
Seiko Epson
4
#8
Kenichi Nakajima
Seiko Epson
4
#8
Masayoshi Todorokihara
Seiko Epson
4
#13
Takahiko Matsuo
Nittoh
3
#13
Kazuaki Sakurada
Seiko Epson
3
#13
Suguru UCHIYAMA
Seiko Epson
3
#13
Yoshiki Kinoshita
Seiko Epson
3
#13
Mitsutoshi Miyasaka
Seiko Epson
3
#13
Yohei Sakai
Seiko Epson
3
#13
Shinsaku Kosuge
Seiko Epson
3
#20
Takafumi Komatsu
Kubota
2
#20
Hidehiko Yajima
Seiko Epson
2
#20
Masahisa Nawano
Seiko Epson
2
#20
Yasushi Mizoguchi
Seiko Epson
2
#20
Hideo Sodeyama
Seiko Epson
2
#20
Akinori Tsuji
Seiko Epson
2
#20
Satoshi Chiba
Seiko Epson
2
#20
Suguru Akagawa
Seiko Epson
2
#20
Atsushi Nakazawa
Seiko Epson
2
#20
Takanori Seki
Seiko Epson
2
#20
Shin Fujita
Seiko Epson
2
#20
Takayuki Yonemura
Seiko Epson
2
#20
Masami Maeda
Hitachi
2
#20
Akihide Haruyama
Seiko Epson
2
#34
Hiroshi Kiya
Seiko Epson
1
#34
Ichiro ASAOKA
Seiko Epson
1
#34
Mugio Kawasaki
Seiko Epson
1
#34
Atsushi Asada
Seiko Epson
1
#34
Yusuke Kinoe
Seiko Epson
1
#34
Mikihiro Kajihara
Seiko Epson
1
#34
Tomoko SHIRAI
Seiko Epson
1
#34
Yasutaka Imai
Seiko Epson
1
#34
Junichi Endo
Canon
1
#34
Kazuhiko Miyasaka
Seiko Epson
1
#34
Atsunari Tsuda
Seiko Epson
1
#34
Yoshiteru Uchiyama
Seiko Epson
1
#34
Hiroki Nishioka
Seiko Epson
1
#34
Takashi Tamai
Ricoh Company
1
#34
Yuichiro Kasai
Seiko Epson
1
#34
Toshiaki Tokumura
Seiko Epson
1
#34
Tomohito Someya
Seiko Epson
1
1
2
Next »