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
›
Purdue Pharma
PP
Purdue Pharma
— 547 Patents
Rank
(All Time):
#1,573
of
106,120
Top 2%
189
inventors
547
Patents All Time
Top Inventors at Purdue Pharma
All Time
Showing
1–50
of
189
inventors
Rank
Name
Patents
1
Benjamin Oshlack
118
2
Laykea Tafesse
84
3
Curtis Wright
74
#4
Donald J. Kyle
66
#5
Haiyong Hugh Huang
62
#6
Christopher Breder
46
#7
Richard O. Mannion
42
#8
Edward P. O'Donnell
41
#8
Jiangchao Yao
41
#10
William H. McKenna
40
#11
Hua-Pin Huang
39
#12
John K. Masselink
36
#13
Alfred Tonelli
34
#14
Qun Sun
29
#15
Richard Sackler
27
#16
Xiaoming Zhou
24
#17
Bin Shao
23
#18
R. Richard Goehring
20
#19
Garth Whiteside
18
#20
Mark A. Youngman
17
#20
Robert F. Kaiko
17
#22
Jae Hyun Park
16
#22
Robert Kupper
16
#24
Lonn S. Rider
15
#24
Naoki Tsuno
15
#24
Qi-Zhong Hong
15
#24
Robert Chapman
15
#24
Robert D. Colucci
15
#29
J. David Haddox
14
#29
Jianming Yu
14
#29
Mark Chasin
14
#32
Chiyou Ni
13
#33
Joseph Reiz
12
#33
Michele Hummel
12
#33
Paul Goldenheim
12
#33
Ricardo Alberto Vargas Rincon
12
#33
Zhengming Chen
12
#38
Frank Caruso
11
#38
Huai-Hung Kao
11
#38
Sayee Natarajan
11
#38
Thomas Jorg Mehrling
11
#42
Frank Pedi, Jr.
10
#42
Sam Victory
10
#44
Debora Guido
9
#44
Jeffrey Lockman
9
#46
Derek Allan Prater
8
#46
Jake Stahl
8
#48
Daniel A. Soltis
7
#48
Jay Jie-Qiang Wu
7
#48
John Whitehead
7
1
2
3
Next »
Related Companies
Snu R&Db Foundation
549
Valeo Systemes D'Essuyage
549
Kelsey-Hayes-Company
548
Creative Technology
548
Picker International
546
Forschungszentrum Jülich Gmbh
546
Invensas
546
Alps Alpine Co.
545