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
Kubota
Rank (All Time):
#312
of 106,127
Top 1%
2,059 inventors
2,567
Patents All Time
Top Inventors at Kubota
All Time
Showing 1–50 of 2,059 inventors
Rank
Name
Patents
1
Yuji Fukuda
106
2
Hirokazu Ito
74
3
Yoshitaka Higashikawa
66
#4
Yoshikazu Togoshi
60
#5
Junta Kuwae
58
#6
Nobuyuki Yamashita
48
#7
Atsushi Shinkai
44
#7
Kazuo Samejima
44
#7
Keisuke Miura
44
#10
Katsuhiko Uemura
43
#10
Akira Minoura
43
#12
Kazuo Koike
37
#12
Ryota HAMAMOTO
37
#12
Takeshi Komorida
37
#15
Hiroaki Nakagawa
36
#16
Yasuhiro Manji
34
#16
Yushi Matsuzaki
34
#18
Kazuo Sakaguchi
33
#18
Ryosuke Kinugawa
33
#18
Taiki Furuki
33
#21
Hiroshi Horii
31
#22
Toshihiko Takemura
30
#23
Hiroki Bessho
29
#23
Hideya Umemoto
29
#23
Ryohei Sumiyoshi
29
#23
Wataru Sasaki
29
#27
Hiroyuki Anami
28
#27
Hironori Tsuchihashi
28
#27
Masatake Murakawa
28
#27
Osami Fujiwara
28
#31
Yoshiyuki Esaki
27
#32
Kazuaki Kurohara
26
#32
Kazuhiro Takahara
26
#32
Teruo Shimamura
26
#35
Norimi Nakamura
25
#35
Yoshihiro Kushita
25
#37
Hisato Katoh
24
#37
Jun Tomita
24
#37
Keigo Honda
24
#37
Masahiro Aketa
24
#37
Shunsuke Miyashita
24
#37
Susumu Umemoto
24
#37
Sumio Yagyu
24
#37
Yoshihiro Kawahara
24
#45
Kazuyoshi Arii
23
#45
Kenichi Iwami
23
#45
Keishiro Nishi
23
#48
Hiroki Nagai
22
#48
Masahiro Yamada
22
#48
Shinnosuke Ishikawa
22
1
2
3
Next »