Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Inventors
Cities
States
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
Home
›
Companies
›
Dainippon Screen Mfg. Co.
DC
Dainippon Screen Mfg. Co.
— 1,371 Patents
Rank
(All Time):
#614
of
106,120
Top 1%
977
inventors
1,371
Patents All Time
Top Inventors at Dainippon Screen Mfg. Co.
All Time
Showing
1–50
of
977
inventors
Rank
Name
Patents
1
Takashi Sakamoto
30
2
Masami Ohtani
29
3
Mitsuhiko Yamada
27
#4
Makoto Hirosawa
26
#4
Tatsufumi Kusuda
26
#6
Masakazu Sanada
23
#6
Takaharu Yamamoto
23
#8
Katsuhiko Miya
22
#8
Kenji Sugimoto
22
#10
Akira Izumi
21
#10
Hiroshi Asai
21
#10
Masahide Okazaki
21
#10
Ryuji Kitakado
21
#14
Yusuke Muraoka
20
#15
Sadao Hirae
19
#16
Hideaki Kitamura
18
#16
Minobu Matsunaga
18
#18
Kenji Kamei
16
#18
Shigeo Murakami
16
#20
Fumihiro Hatayama
15
#20
Itaru Furukawa
15
#20
Joichi Nishimura
15
#20
Masato Tanaka
15
#24
Eiji Miyasaka
14
#24
Hiroaki Sugimoto
14
#24
Masanobu Sato
14
#24
Takamasa Sakai
14
#24
Tetsuya Hamada
14
#24
Tsutomu Ueyama
14
#24
Yasufumi Koyama
14
#31
Akihiko Morita
13
#31
Atsushi Imamura
13
#31
Hideki Adachi
13
#31
Kenji Hashinoki
13
#31
Kenichi Yokouchi
13
#31
Kimitsugu Saito
13
#31
Masahiro Horie
13
#31
Takahisa Hayashi
13
#31
Takumi Yoshida
13
#31
Tetsuo Hoki
13
#41
Akira Kuwabara
12
#41
Eiichi Tamaki
12
#41
Ikuo Mizobata
12
#41
Kunio Tomohisa
12
#41
Masamichi Cho
12
#41
Takahide Hirawa
12
#41
Toru Kawada
12
#41
Yasuo Kurusu
12
#41
Yoshiteru Fukutomi
12
#50
Kazuma Kan
11
1
2
3
Next »
Related Companies
University Of Utah
1,380
Donaldson Company
1,378
Gentex
1,378
Regeneron Pharmaceuticals
1,376
University Of Massachusetts
1,371
Advanced New Technologies Co.
1,364
Continental Teves Ag & Co. Ohg
1,361
Brigham and Women's Hospital
1,357
Commvault Systems
1,353