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
2021
857 patents · 412 inventors
Ranked
#371
of 42,968 cities
Top 1%
Showing 101–150 of 412 inventors
Rank
Inventor
Primary Company
Patents
#87
Yusuke Konagai
Yamaha
2
#87
Toshifumi Kanno
Mitsubishi Electric
2
#87
Toru Aoki
Seiko Epson
2
#87
Tatsuo DOUGAKIUCHI
Hamamatsu Photonics K.K.
2
#87
Hironobu Suzuki
Roland Dg
2
#87
Gen Hashiguchi
National University Corporation Shizuoka University
2
#87
Seiji Okamoto
NTT
2
#87
Morihiro Takemura
Aisan Kogyo Kabushiki Kaisha
2
#87
Hisashi Ozeki
Suzuki Motor
2
#87
Ryutaro Tsuchiya
Hamamatsu Photonics K.K.
2
#87
Koji Yataka
Yamaha
2
#87
Shusaku Goto
Nitto Denko
2
#87
Kazuhiro Hotta
Hamamatsu Photonics K.K.
2
#87
Masatoshi Kimpara
Suzuki Motor
2
#87
Kazuya Iguchi
Hamamatsu Photonics K.K.
2
#87
Yasumasa Hamana
Hamamatsu Photonics K.K.
2
#87
Eizo Amiya
Yamaha
2
#87
Hiroya Kashiwabara
Hamamatsu Photonics K.K.
2
#87
Ryousuke Oguri
Denso
2
#87
Naoyuki Suda
Suzuki Motor
2
#87
Satoshi Takemura
Yamaha
2
#87
Hideki Shimoi
Hamamatsu Photonics K.K.
2
#87
Yuichiro Suenaga
Yamaha
2
#87
Shinya Otsuka
Hamamatsu Photonics K.K.
2
#87
Keizo Tatsumi
Yamaha
2
#87
Hitoshi Nakatsukasa
Yamaha
2
#87
Hidenao YAMADA
Hamamatsu Photonics K.K.
2
#87
Yoshinori Endo
Xanavi Informatics
2
#87
Hikari Ichihara
Kawai Gakki Seisakusho
2
#87
Takuju Nakamura
Yazaki Energy System
2
#87
Takashi KITAGAWA
Yamaha
2
#87
Koichiro Sato
Kabushiki Kaisha Toshiba
2
#87
Takaaki Morita
Tdk
2
#87
Takafumi OGIWARA
Hamamatsu Photonics K.K.
2
#87
Shin Kato
Mitsubishi Electric
2
#87
Manabu Nakayama
Sanshin Industries
2
#87
Yoichi Kawada
Hamamatsu Photonics K.K.
2
#87
Yoshifumi Oizumi
Yamaha
2
#87
Daichi Masuko
Hamamatsu Photonics K.K.
2
#87
Hiroki Fujimori
Yamaha
2
#87
Akihiro Otaka
Hamamatsu Photonics K.K.
2
#87
Tatsunori Kataoka
Nichia
2
#87
Jun Hiramitsu
Hamamatsu Photonics K.K.
2
#87
Kazuhisa Fujita
Fujitsu Limited
2
#87
Noburo Hosokawa
Hamamatsu Photonics K.K.
2
#87
Tsuyoshi Okami
Yamaha
2
#87
Koei Yamamoto
Hamamatsu Photonics K.K.
2
#87
Masanori Matsubara
Hamamatsu Photonics K.K.
2
#87
Fukutaro Okuyama
Yamaha
2
#87
Tadataka Edamura
Hamamatsu Photonics K.K.
2
« Prev
1
2
3
4
5
Next »