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
Machida, JP
2005
273 patents · 148 inventors
Ranked
#295
of 28,648 cities
Top 2%
Showing 101–148 of 148 inventors
Rank
Inventor
Primary Company
Patents
#53
Naoko Yamane
Kyowa Hakko Kirin Co.
1
#53
Tadashi Fujii
Terumo Kabushiki Kaisha
1
#53
Hirotaka Oshima
Fujitsu Limited
1
#53
Yoshinori Uchiyama
Sony
1
#53
Jin Kashiwagi
Kabushiki Kaisha Toshiba
1
#53
Toshiyuki Urano
Mitsubishi Chemical
1
#53
Takeo Ohsaka
Permelec Electrode
1
#53
Kunikazu Yoda
IBM
1
#53
Katsuhiko Takebe
Honda Motor Co.
1
#53
Amane Nakajima
IBM
1
#53
Tohru Yasuda
Fujitsu Limited
1
#53
Mizuki Muramatsu
Canon
1
#53
Tsuyoshi Motokurumada
Fujitsu Limited
1
#53
Akihiko Ando
Nec Electronics
1
#53
Takatoshi Kaneko
Hitachi
1
#53
Hideyuki Nishibayashi
Nippon Shokubai Co.
1
#53
Ikuo Enomoto
Whitaker &
1
#53
Kouta Tateno
NTT
1
#53
Kazunobu Saito
Sony
1
#53
Tatsuo Nitta
Kabushiki Kaisha Toshiba
1
#53
Toshiyuki Tsunashima
Unknown
1
#53
Shigeru Takabe
Ishikawajima-Harima Heavy Industries Co.
1
#53
Shin Takehara
Mazda Motor
1
#53
Shinichiro Ueno
Sumitomo Electric Industries
1
#53
Masao Ohtsubo
3M
1
#53
Jyunichiro Kudo
Ykk
1
#53
Tetsuo Masuyama
—
1
#53
Masaaki Wati
Kyowa Hakko Kogyo Co.
1
#53
Mitsunobu Hara
Kyowa Hakko Kogyo Co.
1
#53
Yutaka Saitoh
Kyowa Hakko Kogyo Co.
1
#53
Eisei Nigeme
—
1
#53
Takeo Tanaka
Kyowa Hakko Kogyo Co.
1
#53
Yutaka Miyasaka
Konica Minolta
1
#53
Hiroyo Haga
Nippon Steel
1
#53
Gaku Yamamoto
IBM
1
#53
Toshihiro Sakakibara
Zeon
1
#53
Masanao Yoshida
Sanyo Electric Co.
1
#53
Akio Amano
Kabushiki Kaisha Toshiba
1
#53
Osamu Masuda
Konica Minolta
1
#53
Masashi Hirose
Canon
1
#53
Takashi Kawana
Mitsubishi Electric
1
#53
Shigehiko Fujimaki
Hitachi
1
#53
Toshiaki Iizuka
Canon
1
#53
Hiroshi Akino
Audio-Technica
1
#53
Yoshinori Tachikawa
Sony
1
#53
Keisuke Toyama
Sony
1
#53
Toshiyuki Maeshima
Konica Minolta
1
#53
Kazuya Yamano
Kyowa Hakko Kirin Co.
1
« Prev
1
2
3