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
Oshu, JP
2019
16 patents · 15 inventors
Ranked
#7,261
of 43,611 cities
Top 20%
Showing 1–15 of 15 inventors
Rank
Inventor
Primary Company
Patents
1
Koji Yoshii
Tokyo Electron Limited
2
2
Mitsuru Obara
Konica Minolta
1
2
Hiroyuki Akama
Tokyo Electron Limited
1
2
Fumiaki Hayase
Tokyo Electron Limited
1
2
Takumi Niitsuma
Tanaka Kikinzoku Kogyo K.K.
1
2
Kenichi Chiba
Sony
1
2
Yukio Ohizumi
Tokyo Electron Limited
1
2
Shimon Otsuki
Tokyo Electron Limited
1
2
Manabu Honma
Tokyo Electron Limited
1
2
Takehiro Kasama
Tokyo Electron Limited
1
2
Satoru Koike
Tokyo Electron Limited
1
2
Koyu Hasegawa
Tokyo Electron Limited
1
2
Daisuke YAMANAKA
Sumitomo Electric Hardmetal
1
2
Masami Oikawa
Tokyo Electron Limited
1
2
Hiroko Sasaki
Tokyo Electron Limited
1