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
Partial year:
Data through Q3 2025 (Sept 30). Full-year totals not yet available.
IBM
Rank (2025):
#11
of 24,532
Top 1%
3,866 inventors
1,861
Patents 2025
Top Inventors at IBM
2025
Showing 1–50 of 3,866 inventors
Rank
Name
Patents
1
Sarbajit K. Rakshit
118
2
Ruilong Xie
97
3
Leigh Griffin
55
#4
Jeremy R. Fox
54
#5
Kangguo Cheng
52
#6
Julien Frougier
41
#7
Venkata Vara Prasad Karri
32
#8
Peng Hui Jiang
29
#9
Michael Tsirkin
28
#10
Zachary A. Silverstein
27
#11
Chanro Park
26
#11
Shailendra Moyal
26
#13
Chih-Chao Yang
25
#14
Stephen Coady
24
#15
Juntao Li
23
#16
Alexander Reznicek
22
#17
Brent A. Anderson
21
#17
Pierre-Yves Chibon
21
#19
Junli Wang
20
#19
Lawrence A. Clevenger
20
#19
Shikhar Kwatra
20
#22
Carl Radens
18
#23
Paolo Antinori
17
#23
Sheng Yan Sun
17
#23
Sudheesh S. Kairali
17
#23
Tushar Agrawal
17
#27
Akash U. Dhoot
16
#27
Albert M. Chu
16
#27
Koichi Motoyama
16
#27
Martin G. Keen
16
#27
Nicholas Anthony Lanzillo
16
#27
Saraswathi Sailaja Perumalla
16
#27
Takashi Ando
16
#34
Oscar van der Straten
13
#35
Ashim Dutta
12
#35
Heng Wu
12
#35
Logan Bailey
12
#35
Mukundan Sundararajan
12
#39
Andrea Cosentino
11
#39
Gandhi Sivakumar
11
#39
Lokesh M. Gupta
11
#39
Mauro Marzorati
11
#39
Partho Ghosh
11
#39
Sathya Santhar
11
#39
Shogo Mochizuki
11
#46
Aaron K. Baughman
10
#46
Fang Lu
10
#46
Huamin Chen
10
#46
Kisik Choi
10
#46
Matthew G. Borlick
10
1
2
3
Next »