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
›
Whitaker &
W&
Whitaker &
— 1,716 Patents
Rank
(All Time):
#498
of
106,120
Top 1%
1,437
inventors
1,716
Patents All Time
Top Inventors at Whitaker &
All Time
Showing
1–50
of
1,437
inventors
Rank
Name
Patents
1
Wayne Samuel Davis
48
2
Robert Neil Whiteman, Jr.
47
3
Gheorghe Hotea
31
#4
Dimitry G. Grabbe
30
#5
James W. Robertson
28
#6
John Mark Myer
26
#7
Iosif Korsunsky
24
#8
Earl W. McCleerey
23
#9
Keith L. Volz
22
#9
Robert M. Renn
22
#11
Frederick R. Deak
20
#12
John L. Broschard, III
19
#12
Robert D. Irlbeck
19
#14
Robert H. Frantz
18
#15
David C. Johnson
17
#15
Harry M. Capper
17
#15
Warren A. Bates
17
#18
John R. Shuey
16
#19
Robert S. Correll, Jr.
15
#20
Lucas Soes
14
#20
Michael F. Laub
14
#20
Michael Eugene Shirk
14
#23
Johannes C. W. Bakermans
13
#23
Keith S. Koegel
13
#25
Charles H. Weidler
12
#25
David James Fabian
12
#25
Hongtao Han
12
#25
Richard E. Rothenberger
12
#25
Robert Addison Boudreau
12
#25
Timothy Lee Kocher
12
#31
Bryan T. Edwards
11
#31
Daniel E. Stahl
11
#31
Howard R. Shaffer
11
#31
Kenneth F. Folk
11
#31
Kevin E. Walker
11
#31
Randy Marshall Manning
11
#31
Roger L. Thrush
11
#31
William J. Rudy, Jr.
11
#39
David Ray Radliff
10
#39
Friedrich J. A. Kourimsky
10
#39
George H. Douty
10
#39
John W. Kaufman
10
#39
John M. Landis
10
#39
John R. Rowlette, Sr.
10
#39
Noriaki Sai
10
#39
Randolph L. Buchter
10
#39
Robert C. Hosler, Sr.
10
#39
Warren Hale Lewis
10
#39
William J. Garver
10
#39
William V. Pauza
10
1
2
3
Next »
Related Companies
Visteon Global Technologies
1,730
National Institute Of Advanced Industrial Science And Technology
1,730
Semiconductor Manufacturing International (Shanghai)
1,724
Kaneka
1,717
Wuhan China Star Optoelectronics Semiconductor Display Technology Co.
1,717
Gopro
1,716
Silicon Laboratories
1,704
Takeda Chemical Industries
1,702
Nordson
1,701