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
2022
1,180 patents · 646 inventors
Ranked
#277
of 44,143 cities
Top 1%
Showing 51–100 of 646 inventors
Rank
Inventor
Primary Company
Patents
#37
Hiroyuki Honma
Sony
4
#37
Ryosuke Miura
Canon
4
#37
Mitsuyuki Fujisawa
Jfe Steel
4
#37
Satoru Motohashi
Canon
4
#37
Naoki Ishikawa
Canon
4
#37
Shinya Nakai
Tdk
4
#37
Hideki Yoshikawa
J. Morita Mfg.
4
#37
Tomoki Hikichi
Ablic
4
#37
Hiroshi Oki
Fujitsu Limited
4
#37
Youji Misaki
Sumitomo Construction Machinery Co.
4
#37
Shusuke Takahashi
Sony
4
#37
Takashi Umeda
Sony
4
#37
Yo Taniguchi
Hitachi
4
#37
Haruki Mori
Canon
4
#37
Mitsuru Nishibe
Sony
4
#37
Hidenori Aoki
Taiyo Yuden Co.
4
#37
Takuya Machida
Subaru
4
#37
Keiichi Ayabe
Novozymes A/S
4
#37
Teppei Nagata
Canon
4
#37
Chihiro Tanaka
Japan Display
4
#71
Takayuki Kosaka
Tadano
3
#71
Kensuke Ara
Tdk
3
#71
Kenji Ogasawara
Seiko Instruments
3
#71
Hirokazu Morita
Mitsui Chemicals
3
#71
Susumu Mikajiri
Ricoh Company
3
#71
Kasumi Nakamura
Ricoh Company
3
#71
Yoshiyuki Kuroda
Sony
3
#71
Tetsuya Yamada
Canon
3
#71
Hirokazu Tokumoto
Canon
3
#71
Masao Zen
Sony
3
#71
Shuichi Nakamura
Nippon Steel
3
#71
Kentaro Yamana
Canon
3
#71
Tokue Sato
Idemitsu Kosan Co.
3
#71
Akira Iwase
Sony
3
#71
Hidefumi Yoshida
Sharp Kabushiki Kaisha
3
#71
Tatsuo Shigeta
Think Laboratory Co.
3
#71
Takeshi Hatakeyama
Panasonic
3
#71
Kenta Inoue
Canon
3
#71
Kengo Saegusa
Edwards Japan Limited
3
#71
Kensuke Matsuoka
IBM
3
#71
Daniel Lee Diehl
Applied Materials
3
#71
Yohei Kasai
Fujikura
3
#71
Yoshikazu Kobayashi
Nec Infrontia
3
#71
Noriko Tsutsumi
Novozymes A/S
3
#71
Tomohiro Goto
Daicel
3
#71
Kazuo Kitamura
Topcon
3
#71
Junji Taira
Seikoh Giken Co.
3
#71
Yoshifumi Yoshida
Seiko Instruments
3
#71
Mitsuhiro Yoshimura
Ablic
3
#71
Hiroki Ueda
Konica Minolta
3
« Prev
1
2
3
4
Next »