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
Hamamatsu, JP
2019
980 patents · 507 inventors
Ranked
#324
of 43,611 cities
Top 1%
Showing 51–100 of 507 inventors
Rank
Inventor
Primary Company
Patents
#30
Yasuhito Yoneta
Hamamatsu Photonics K.K.
4
#30
Akihiko Takahashi
Sumitomo Chemical
4
#30
Katsuo Ikehata
Roland Dg
4
#30
Tatsuyuki Ohashi
Honda Motor Co.
4
#55
Takayuki Ohmura
Hamamatsu Photonics K.K.
3
#55
Hidetoshi Hijikata
Minebea Mitsumi
3
#55
Yoshitaka Kurosaka
Hamamatsu Photonics K.K.
3
#55
Takuju Nakamura
Yazaki Energy System
3
#55
Hirotake Osawa
Hamamatsu Photonics K.K.
3
#55
Satoru FUKUCHI
Toshiba Memory
3
#55
Eiichi Tanaka
Sony
3
#55
Hidenori Jonishi
Hamamatsu Photonics K.K.
3
#55
Koichiro Sato
Kabushiki Kaisha Toshiba
3
#55
Jun Hiramitsu
Hamamatsu Photonics K.K.
3
#55
Junji Okuma
Hamamatsu Photonics K.K.
3
#55
Michiko TANOUE
Yamaha
3
#55
Noburo Hosokawa
Hamamatsu Photonics K.K.
3
#55
Tsuyoshi Okami
Yamaha
3
#55
Akihiro Shimada
Hamamatsu Photonics K.K.
3
#55
Toshiyasu Suyama
Hamamatsu Photonics K.K.
3
#55
Mitsuhito Mase
Hamamatsu Photonics K.K.
3
#55
Naota Akikusa
Hamamatsu Photonics K.K.
3
#55
Toru Aoki
Seiko Epson
3
#55
Koyo WATANABE
Hamamatsu Photonics K.K.
3
#55
Osamu Kohara
Yamaha
3
#55
Hironobu Suzuki
Roland Dg
3
#55
Kazuhisa Yamamura
Hamamatsu Photonics K.K.
3
#55
Gen Hashiguchi
National University Corporation Shizuoka University
3
#55
Motoki Ogasawara
Yamaha
3
#55
Keisuke Misawa
Roland Dg
3
#55
Yoshitomo Ota
Yamaha
3
#55
Hideaki Takehisa
Yamaha
3
#55
Hideki Shimoi
Hamamatsu Photonics K.K.
3
#55
Nobuyuki Hirai
Canon
3
#55
Yutaka Kusuyama
Hamamatsu Photonics K.K.
3
#55
Hirotoshi Terada
Hamamatsu Photonics K.K.
3
#55
Takuji Kataoka
Hamamatsu Photonics K.K.
3
#55
Masaya Kano
Yamaha
3
#55
Keizo Tatsumi
Yamaha
3
#55
Koji Kurata
Suzuki Motor
3
#55
Hirofumi Kan
Hamamatsu Photonics K.K.
3
#55
Ryuichi Nariyama
Yamaha
3
#55
Junichi Sawada
Hamamatsu Photonics K.K.
3
#55
Kazuyoshi Hirose
Hamamatsu Photonics K.K.
3
#55
Hiroyuki Ichi
Yamaha
3
#55
Naoki Uchiyama
Hamamatsu Photonics K.K.
3
#55
Masahiro Kotani
Hamamatsu Photonics K.K.
3
#55
Masanori ISHIHARA
Casio Computer Co.
3
#55
Akinobu Watanabe
Hitachi
3
#55
Takahiko Yamanaka
Hamamatsu Photonics K.K.
3
« Prev
1
2
3
4
Next »