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
Oyama, JP
2023
103 patents · 50 inventors
Ranked
#1,794
of 43,797 cities
Top 5%
Showing 1–50 of 50 inventors
Rank
Inventor
Primary Company
Patents
1
Daisuke Abe
Canon
13
2
Osamu Wakabayashi
Gigaphoton
8
3
Seiji Arakawa
Toyota
6
#4
Hirotaka SAITO
Toyota
5
#5
Yuichiro Haruna
Toyota
4
#5
Norihiro Ose
Toyota
4
#5
Kazuhisa Matsuda
Toyota
4
#8
Yoshiyuki Honda
Canon
3
#8
Akira SUWA
Gigaphoton
3
#10
Masashi Matsushita
Rohm Co.
2
#10
Hidenori Watanabe
Canon
2
#10
Makoto Takano
Toyota
2
#10
Toshiyuki Maeda
Panasonic
2
#10
Taisuke Miura
Gigaphoton
2
#10
Shohei IWAO
Mitsubishi Aluminum Co.
2
#10
Masato Moriya
Gigaphoton
2
#10
Sui KURIHASHI
Toyota
2
#10
Yuta Tsukada
Toyota
2
#10
Keisuke Ishida
Gigaphoton
2
#10
Takayuki Yabu
Gigaphoton
2
#10
Naotoshi Kadotani
Toyota
2
#22
Tomoya Utashiro
Showa Denko K.K.
1
#22
Hiroshi Umeda
Gigaphoton
1
#22
Hidehisa Kato
Toyota
1
#22
Masashi SHIMBORI
Gigaphoton
1
#22
Ryota Kujira
Gigaphoton
1
#22
Takahisa Saito
Aska Pharmaceutical Co.
1
#22
Hajime MIKI
Japan Tobacco
1
#22
Hironori IGARASHI
Gigaphoton
1
#22
Hirotaka Miyamoto
Sony
1
#22
Gouta NIIMI
Gigaphoton
1
#22
Tomoaki Iimura
Comcast
1
#22
Kouji Nishiyama
Komatsu
1
#22
Kenji Uchida
Kyowa Hakko Kirin Co.
1
#22
Hikaru Hasegawa
Toyota
1
#22
Fumio Iwamoto
Gigaphoton
1
#22
Takayuki OSANAI
Gigaphoton
1
#22
Kazuya Yokota
The University Of Tokyo
1
#22
Kei Sawanaka
Canon
1
#22
Kazuki Nagai
Seiko Epson
1
#22
Koichiro Koge
Gigaphoton
1
#22
Keiichiro Aoki
Toyota
1
#22
Ken Nakano
Kyoto University
1
#22
Yuji MINEGISHI
Gigaphoton
1
#22
Tatsurou Fukaya
Dexerials
1
#22
Satoshi Ohwada
HP
1
#22
Kazumasa Mikami
Fujitsu Limited
1
#22
Hiroaki Nakarai
Gigaphoton
1
#22
Tomoaki Uchiyama
Furukawa Electric Co.
1
#22
Yoshimasa Watanabe
Toyota
1