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
Gotenba, JP
All Time
3,065 patents · 324 inventors
Ranked
#1,547
of 111,555 cities
Top 2%
Showing 1–50 of 324 inventors
Rank
Inventor
Primary Company
Patents
1
Akihito Saitoh
Canon
104
2
Daisaku Sawada
Toyota
83
3
Yuji Hatagishi
Yazaki
78
#4
Daiki YOKOYAMA
Toyota
75
#4
Shigeki Nakayama
Toyota
75
#6
Shigemitsu Inaba
Yazaki
73
#6
Makoto Yamazaki
Toyota
73
#8
Yasushi Araki
Toyota
70
#9
Takahiro Kojo
Toyota
66
#10
Hiroshi Otsuki
Toyota
53
#11
Hiroki Murata
Toyota
51
#11
Satoshi Yoshizaki
Toyota
51
#13
Teruo Nakamura
Diesel Kiki Co.
48
#14
Masayuki Tsuchiya
Chugai Pharmaceutical
46
#15
Tomohito Ono
Toyota
44
#16
Masahito Kato
Canon
43
#17
Tamio Watanabe
Yazaki
41
#17
Kenichi Nomura
Toyota
41
#19
Yoichi Yamaguchi
Toshiba Tec Kabushiki Kaisha
40
#20
Toshiyuki Matsubara
Mitsubishi Electric
37
#21
Kenichi Okumura
Sony
36
#22
Yasuhiro Oshiumi
Toyota
35
#23
Yoshikazu Asami
Toyota
33
#23
Kazumi Hoshiya
Toyota
33
#23
Shinichi Soejima
Denso
33
#26
Motoichi Murakami
Toyota
32
#26
Takashi Tsunooka
Toyota
32
#28
Takeshi Nanami
Toyota
30
#29
Yukari Okamura
Toyota
29
#29
Kazuaki Aso
Toyota
29
#31
Makoto Funahashi
Toyota
28
#31
Toshiyuki Nagase
Mitsubishi Materials
28
#33
Atsushi Tada
Toshiba Kikai
26
#34
Naofumi Kobayashi
Fujitsu Limited
25
#34
Tomoyuki Kogo
Toyota
25
#34
Nobuto Yokokawa
Ricoh Company
25
#37
Eiji Murase
Toyota
23
#37
Hisanori Mitsumoto
Toyota
23
#37
Hidenori Yamanashi
Yazaki
23
#40
Koji Ide
Toyota
21
#40
Kinji Hirai
Takata
21
#40
Hitoshi Hamada
Toyota
21
#43
Yuzo Seino
Canon
20
#43
Toshio Inada
Ricoh Company
20
#45
Hiromichi Yasuda
Toyota
19
#45
Takehiko Fujita
Tokyo Electron Limited
19
#47
Yukihide Kimura
Toyota
18
#47
Koh Sato
Chugai Pharmaceutical
18
#49
Tetsuya Sakuma
Toyota
17
#49
Shouji Katsumata
Toyota
17
1
2
3
Next »