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
Aki, JP
2018
66 patents · 46 inventors
Ranked
#2,491
of 41,385 cities
Top 7%
Showing 1–46 of 46 inventors
Rank
Inventor
Primary Company
Patents
1
Nobuo Yunoki
Mazda Motor
5
2
Akira Tsuda
Mazda Motor
3
2
Shohei Fujii
Tdk
3
2
Motoharu Sato
Mazda Motor
3
#5
Ryuji Kuwano
Delta Tooling Co.
2
#5
Atsushi Yamasaki
Mazda Motor
2
#5
Masahiro Miyazaki
Tdk
2
#5
Yasutaka Otsubo
Mazda Motor
2
#5
Masahiro Kuromoto
Delta Tooling Co.
2
#5
Toshihiko Tomita
Mazda Motor
2
#5
Eiji Sugimoto
Delta Tooling Co.
2
#5
Daisuke Shimo
Mazda Motor
2
#5
Kazuaki Narahara
Mazda Motor
2
#5
Tatsuya Fujikawa
Mazda Motor
2
#15
Toshiya Kushiyama
Delta Tooling Co.
1
#15
Ryo Komuta
Mazda Motor
1
#15
Kenta Honda
Mazda Motor
1
#15
Keiichi Hiwatashi
Mazda Motor
1
#15
Hiroki Morimoto
Mazda Motor
1
#15
Hiroaki Takeshita
Mazda Motor
1
#15
Shinya Fujioka
Fujitsu Limited
1
#15
Kei Yonemori
Mazda Motor
1
#15
Kenichiro Nishimura
Keihin
1
#15
Masaki Oda
Mazda Motor
1
#15
Mikinori Ohashi
Mazda Motor
1
#15
Junichi Kubo
Nippon Oil
1
#15
Daisuke Fukuda
Fujitsu Limited
1
#15
Junichiro Kuwahara
Mazda Motor
1
#15
Shuichi Hashimoto
Fujitsu Limited
1
#15
Kouichi Nakaya
Mazda Motor
1
#15
Kohya NAKAGAWA
Mazda Motor
1
#15
Takahiro Kumagai
—
1
#15
Hiroki Kimura
Nihon Dempa Kogyo Co.
1
#15
Yoshimi Enoki
Delta Tooling Co.
1
#15
Koji Miyamoto
Mazda Motor
1
#15
Kozo ISHIZUKA
Mazda Motor
1
#15
Kouichi Matsumoto
Nec
1
#15
Tomohiro Koguchi
Mazda Motor
1
#15
Hideki Yamada
Kioxia
1
#15
Izumi Sadanaga
Mazda Motor
1
#15
Tsuyoshi Nishihara
Mazda Motor
1
#15
Takashi Kashiwabara
Mazda Motor
1
#15
Hiroshi Sogabe
Mazda Motor
1
#15
Masahide Kanemori
Mazda Motor
1
#15
Kimio Ishida
Mazda Motor
1
#15
Narifumi Domen
Mazda Motor
1