Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 2025
Search
Companies
Inventors
Cities
States
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
Home
›
Inventors
Top Inventors
2004
Ranked by patent count
Showing
13,851–13,900
of
270,089
inventors
Rank
Name
Patents
Location
Company
#13851
Koichi Kawai
4
Yokohama, CA
Kabushiki Kaisha Toshiba
#13852
Koji Kawai
4
Tokyo, JP
Seiko Epson
#13853
Koji Kawaguchi
4
Kasugai, JP
Fuji Electric Co.
#13854
Koji Katayama
4
Nara, JP
Sumitomo Electric Industries
#13855
Koji Kasai
4
Yokohama, JP
Sumitomo Wiring Systems
#13856
Koji Kamikado
4
Yokohama, JP
Kansai Paint Co.
#13857
Kouji Ishikawa
4
Kasumigaura, JP
Hitachi Construction Machinery Co.
#13858
Koji Hiraya
4
Yokohama, JP
Nissan Motor Co.
#13859
Kohtaro Hayashi
4
Minato, JP
Minolta Co.
#13860
Koichi Hayashi
4
Osaka, JP
Murata Manufacturing Co.
#13861
Koichi Harada
4
Bunkyo, JP
Fujikura
#13862
Kouji Hamano
4
Tokyo, JP
Mitsubishi Electric
#13863
Kouros Ghandehari
4
Fremont, CA
AMD
#13864
Koji Fujiwara
4
Mishima, JP
Kubota
#13865
Kotaro Endo
4
Tokyo, JP
Tokyo Ohka Kogyo Co.
#13866
Koji Bando
4
Tokyo, JP
Renesas Electronics
#13867
Koji Akiyama
4
Yamanashi, JP
Sumitomo Electric Industries
#13868
Knud Klingler
4
Nuremberg, DE
Schukra Geratebau Gmbh
#13869
Knuth Albertsen
4
Aachen, DE
Philips
#13870
Klaus Winkler
4
Rutesheim, DE
Robert Bosch Gmbh
#13871
Klaus-Dieter Riehl
4
Drolshagen, DE
Wessel-Werk Gmbh
#13872
Klaus-Alexander Rieder
4
Beverly, MA
W.R. Grace & Co.-Conn.
#13873
Klaus Noller
4
Ramstein-Miesenbach, DE
Robert Bosch Gmbh
#13874
Klemens Lustig
4
Wuppertal, DE
Bayer Pharma
#13875
Klaus Jansen
4
Buxtehude, DE
Thomas Gmbh + Co. Technik + Innovation Kg
#13876
Klaus Hummler
4
San Diego, CA
Infineon Technologies Ag
#13877
Klaus Harth
4
Flörsheim, DE
Basf Se
#13878
Klaus Draenert
4
Ottobrunn, DE
Merck
#13879
Klaus Ditrich
4
Bad Dürkheim, DE
Basf Se
#13880
Klaus Bruchmann
4
Coburg, DE
Klaus Bruchmann Gmbh
#13881
Klaus W. Berndt
4
Cockeysville, MD
Becton, Dickinson And
#13882
Klaus Bar
4
Achern, DE
Diehl Munitionssysteme Gmbh &
#13883
Kiyoshi Yoshino
4
Shizuoka, JP
Roland
#13884
Kiyoshi Yoneda
4
Tokyo, JP
Sanyo Electric Co.
#13885
Kiyoshi Yamaura
4
Yokohama, JP
Sony
#13886
Kimitoshi Yamaguchi
4
Numazu, JP
Ricoh Company
#13887
Kinji Yamada
4
Tsukuba, JP
Jsr
#13888
King L. Won
4
San Jose, CA
Gigamon
#13889
Kiichi Ueyanagi
4
Kokubunji, JP
—
#13890
Kiyoshi Uchiyama
4
Daito, CO
Sumitomo Electric Industries
#13891
Kiet Tran
4
Cedar Park, TX
IBM
#13892
Kim M. Thomas
4
Slough, CO
Quantum
#13893
Kiyoshi Tateishi
4
Ome, JP
Pioneer
#13894
Kiwamu Tanahashi
4
Tokyo, JP
Hitachi
#13895
Kiyoshi Takekoshi
4
Yamanashi, JP
Tokyo Electron Limited
#13896
Kiyoshi Takagi
4
Tokyo, JP
Canon
#13897
Kirill Vladimirovich Shalyaev
4
Clifton Park, NY
GE
#13898
Kim G. Schick
4
Menasha, WI
Kimberly-Clark Worldwide
#13899
Kiyomi Sakamoto
4
Ikoma, JP
Sumitomo Electric Industries
#13900
Kiyoshi Sakai
4
Miyazaki, JP
Canon
« Prev
276
277
278
279
280
Next »