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
IS
Ist
Rank (All Time):
#23344
of 106,127
Top 25%
49 inventors
26
Patents All Time
Top Inventors at Ist
All Time
Rank
Name
Patents
1
Isamu Sakane
6
2
Koji Moriuchi
3
3
Masafumi Matsumura
3
#4
Satsuki Kawauchi
3
#5
Takahiro Yoshida
3
#6
Douglas Jeffery
2
#7
Gary L. Deets
2
#8
Igor Y. Khandros
2
#9
Masahiro Goto
2
#10
Rafal PIERSIAK
2
#11
Tadashi Kitajima
2
#12
Tetsuya Itagaki
2
#13
Thomas H. DiStefano
2
#14
Tsukasa Kuge
2
#15
Wing Law
2
#16
William J. Tyler
2
#17
Yasuaki Takeda
2
#18
Yoshitaka Hongou
2
#19
Yoji Tani
2
#20
Chisaka Aoyama
1
#21
Hitoshi Fujiwara
1
#22
Hiroshi Kimura
1
#23
Hiroshi Sasame
1
#24
Hiroshi Yamada
1
#25
Hideyuki Yano
1
#26
Jianming Xiong
1
#27
Kae Fujiwara
1
#28
Katsuki Morishima
1
#29
Kazuki Tsujikawa
1
#30
Kenji Hioki
1
#31
Masaaki Kashiwa
1
#32
Masaaki Sakurai
1
#33
Mahito Yoshioka
1
#34
Minoru Maekawa
1
#35
Naoki Konishi
1
#36
Norman Gerkinsmeyer
1
#37
Nobuyuki Hama
1
#38
Ryuta Nakagaki
1
#39
Satuski Kawauchi
1
#40
Seishi Chikamori
1
#41
Shunsuke HIRATA
1
#42
Shinichi Sakane
1
#43
Tadao Sato
1
#44
Toshiyuki Hattori
1
#45
Tsuneo Gemba
1
#46
Yasumasa Ohtsuka
1
#47
Yasumi Yoshida
1
#48
Yoshimasa Endo
1
#49
Yosuke Taniguchi
1