Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 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
›
Companies
›
Carrier
CA
Carrier
— 3,811 Patents
Rank
(All Time):
#211
of
106,120
Top 1%
2,507
inventors
3,811
Patents All Time
Top Inventors at Carrier
All Time
Showing
1–50
of
2,507
inventors
Rank
Name
Patents
1
Alexander Lifson
157
2
Michael F. Taras
144
3
Vishnu M. Sishtla
99
#4
Adam Kuenzi
89
#5
Parmesh Verma
60
#6
James W. Bush
55
#7
Michael J. Birnkrant
53
#8
Theodore S. Bolton
52
#9
Ankit Tiwari
50
#10
Rajendra K. Shah
47
#11
Peter R. Bushnell
44
#11
Tobias H. Sienel
44
#13
Daniel J. Dempsey
43
#13
Howard H. Fraser, Jr.
43
#15
Robert A. Chopko
39
#16
Patrick McDonald
36
#17
Marcin Piech
35
#18
Mark Fragnito
34
#18
Peter R. Harris
34
#18
Yu H. Chen
34
#21
Deborah A. Champagne
33
#21
Jack Leon Esformes
33
#21
John R. Reason
33
#21
Kevin D. Thompson
33
#25
Richard G. Lord
31
#26
John F. Hannon
30
#26
Larry D. Burns
30
#28
Ken Shuart
29
#28
Thomas J. Dobmeier
29
#28
Thaison Phan
29
#28
Vohn McLeish
29
#32
Robert C. Reimann
28
#33
Michael A. Stark
27
#33
Thomas D. Radcliff
27
#35
Frederick J. Cogswell
26
#35
Stephen Stopyra
26
#37
Alan Matthew Finn
25
#37
Joseph V. Mantese
25
#39
Arindom Joardar
24
#39
Kenneth P. Gray
24
#41
Juan Carlos Carne Correa
23
#41
Michel Grabon
23
#41
Thomas M. Zinsmeyer
23
#44
Alan S. Drucker
22
#44
Kevin Mercer
22
#46
Jeffrey J. Burchill
21
#46
Raymond L. Senf, Jr.
21
#48
Chester D. Ripka
20
#48
Eugene Duane Daddis, Jr.
20
#48
Guangyu Shen
20
1
2
3
Next »
Related Companies
Dr. Ing. H.C. F. Porsche Ag
3,949
Renesas Technology
3,934
Nitto Denko
3,896
Sprint Communications
3,868
Lam Research
3,862
Rca
3,806
Hughes Aircraft
3,771
Daimlerchrysler Ag
3,740
Kia
3,704