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
IBM
Rank (2004):
#1
of 18,403
Top 1%
5,464 inventors
3,283
Patents 2004
Top Inventors at IBM
2004
Showing 1–50 of 5,464 inventors
Rank
Name
Patents
1
Cary Lee Bates
38
2
Louis L. Hsu
36
3
Ravi Kumar Arimilli
35
#4
Jack A. Mandelman
32
#5
John M. Santosuosso
31
#6
Rabindranath Dutta
27
#7
Paul Reuben Day
24
#8
Carl Radens
22
#8
Ramachandra Divakaruni
22
#10
Gerald Francis McBrearty
21
#10
Johnny Meng-Han Shieh
21
#12
Hardayal Singh Gill
20
#12
Michael Wayne Brown
20
#14
Guy L. Guthrie
19
#15
Sampath Purushothaman
18
#15
Viktors Berstis
18
#15
Voya R. Markovich
18
#18
Lawrence A. Clevenger
17
#18
Marco C. Heddes
17
#20
Alfred Grill
16
#21
John Steven Dodson
15
#21
Richard P. Volant
15
#21
Stephen M. Gates
15
#24
Shawn P. Mullen
14
#24
William R. Tonti
14
#26
Anthony Matteo Gallo
13
#26
Anthony K. Stamper
13
#26
Derek E. Williams
13
#26
Gordon Taylor Davis
13
#26
Jean Calvignac
13
#26
Li-Kong Wang
13
#26
Michael A. Paolini
13
#26
Philip Yu
13
#26
Rajiv V. Joshi
13
#35
Clark Debs Jeffries
12
#35
Daryl Cromer
12
#35
Devendra K. Sadana
12
#35
Dimitri Kanevsky
12
#35
Dureseti Chidambarrao
12
#35
Harm Peter Hofstee
12
#35
Jeffrey Hedrick
12
#35
Kevin S. Petrarca
12
#35
Steven H. Voldman
12
#35
Takatoshi Tsujimura
12
#35
William T. Motsiff
12
#46
Bruce B. Doris
11
#46
Cyril Cabral, Jr.
11
#46
Evan G. Colgan
11
#46
Fabrice Jean Verplanken
11
#46
Frank Eliot Levine
11
1
2
3
Next »