Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 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
›
Max Co.
MC
Max Co.
— 34 Patents in 2021
Rank
(2021):
#1,128
of
31,507
Top 4%
49
inventors
34
Patents 2021
Top Inventors at Max Co.
2021
Showing
1–49
of
49
inventors
Rank
Name
Patents
1
Osamu Itagaki
5
2
Akira Kasahara
4
2
Futoshi Kameda
4
2
Takeo Hattori
4
#5
Eiichi Watanabe
3
#5
Mitsuhiro Kimura
3
#5
Shinpei Sugihara
3
#5
Takashi Yuki
3
#5
Toshio Shimizu
3
#5
Yu Yamamoto
3
#11
Hiroshi Tanaka
2
#11
Ichiro Kusakari
2
#11
Masaki Sato
2
#11
Michio Yamashita
2
#11
Tomohiko Serita
2
#11
Tomohide Tsutsui
2
#17
Haruaki Akasaka
1
#17
Hiroki Ishiguro
1
#17
Hiroaki Takahashi
1
#17
Katsuya Hakozaki
1
#17
Kazuya Igata
1
#17
Kazuhiko Kishi
1
#17
Katsunori Manabe
1
#17
Kazuya Mochizuki
1
#17
Katsuya Nakamura
1
#17
Kiichi Haramiishi
1
#17
Masatoshi Asai
1
#17
Masashi Shimamura
1
#17
Naoyuki Fukushima
1
#17
Norimitsu Sekiguchi
1
#17
Shuhei Kurita
1
#17
Shinichi Ohkubo
1
#17
Sinpei Sugihara
1
#17
Takamichi Hoshino
1
#17
Tatsuya Kenjo
1
#17
Takayuki Masuno
1
#17
Takeshi Morijiri
1
#17
Takahiro Nagaoka
1
#17
Takashi Suzuki
1
#17
Teruaki Andou
1
#17
Terufumi Hamano
1
#17
Toshimichi Arai
1
#17
Tsutomu Yoshida
1
#17
Yasushi Nakagawa
1
#17
Yasunori Takahashi
1
#17
Yutaka Kato
1
#17
Yuusuke Ohsawa
1
#17
Yuu Yamamoto
1
#17
Yusuke Yoshida
1
Related Companies
Regal Beloit America
34
Reebok International Limited
34
Reald Spark
34
Pgs Geophysical As
34
Motional Ad
34
Manufacturing Resources International
34
Lotes Co.
34
Kitty Hawk
34
Keyence
34