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
Chiba, JP
2017
1,358 patents · 744 inventors
Ranked
#185
of 41,746 cities
Top 1%
Showing 151–200 of 744 inventors
Rank
Inventor
Primary Company
Patents
#128
Daiya Miyasaka
Ricoh Company
2
#128
Eriko Kurihara
Jnc
2
#128
Yoichiro Jido
Idemitsu Kosan Co.
2
#128
Tokui Yonemura
Furukawa Electric Co.
2
#128
Tomotake Kagaya
Senju Metal Industry Co.
2
#128
Kenta Masuda
Taiheiyo Cement
2
#128
Daichi Nishikawa
Sharp Kabushiki Kaisha
2
#128
Satoshi Kawatani
Oki Data Infotech
2
#128
Masaaki Mihara
Mitsubishi Electric
2
#128
Hiroyasu Esumi
Kracie Pharma
2
#128
Mikiko Nakamura
Genefrontier
2
#128
Tetsuji Ono
Nippon Shokubai Kagaku Kogyo Co.
2
#128
Teiichiro Ikeda
Hitachi
2
#128
Seiji Sakai
Mitsubishi Electric
2
#128
Koji Ohguma
Jnc
2
#128
Yuichi Kondo
Canon
2
#128
Akito Mizutani
Jfe Steel
2
#128
Kouki Ichitsubo
Taiheiyo Cement
2
#128
Hideyoshi Ootani
Kabushiki Kaisha Toshiba
2
#128
Haruki Mori
Canon
2
#128
Toshio Shinjo
S. Grants Co.
2
#128
Mitsuhiro Kokubun
S. Grants Co.
2
#128
Ayako Inoue
Seiko Instruments
2
#128
Shuji Okegawa
Sony
2
#128
Shinichi Usugi
Mitsui Chemicals
2
#128
Tokifumi Masukawa
Jnc
2
#128
Masanori Wako
Shoei Co.
2
#128
Keisuke Tsubata
Seiko Instruments
2
#128
Masami Watanabe
Idemitsu Kosan Co.
2
#128
Tamotsu Maesawa
Seiko Instruments
2
#128
Shuichi Nakamura
Nippon Steel
2
#128
Akiko Saito
Kabushiki Kaisha Toshiba
2
#128
Yukimasa Minami
Seiko Instruments
2
#128
Kentaro Fukai
Ablic
2
#128
Masayuki Hashitani
Seiko Instruments
2
#128
Atsushi Kozuki
Seiko Instruments
2
#128
Yoichi Mimuro
Seiko Instruments
2
#128
Aki Tomiki
Novozymes A/S
2
#128
Daisuke Muraoka
Seiko Instruments
2
#128
Kenji Ogasawara
Seiko Instruments
2
#128
Yasuhiro Mitsui
Hitachi
2
#128
Naoki Kurosawa
Smc
2
#128
Hideki Yoshikawa
J. Morita Mfg.
2
#128
Hiroyuki Katata
Sharp Kabushiki Kaisha
2
#128
Takahiro Sakaguchi
Teac
2
#128
Seiji Nakajima
Jfe Steel
2
#128
Hisashi Hasegawa
Seiko Instruments
2
#128
Tomohiro Ihashi
Seiko Instruments
2
#128
Michio Miwa
Sumitomo Electric Industries
2
#128
Toru Ozaki
Seiko Instruments
2
« Prev
2
3
4
5
6
Next »