Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 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
— 31 Patents in 2019
Rank
(2019):
#1,340
of
32,327
Top 5%
55
inventors
31
Patents 2019
Top Inventors at Purdue Pharma
2019
Showing
1–50
of
55
inventors
Rank
Name
Patents
1
Joseph Reiz
7
1
Ricardo Alberto Vargas Rincon
7
3
Donald J. Kyle
5
3
Laykea Tafesse
5
#5
Benjamin Oshlack
4
#6
Curtis Wright
3
#6
Jiangchao Yao
3
#8
Christopher Breder
2
#8
Chiyou Ni
2
#8
Garth Whiteside
2
#8
Jae Hyun Park
2
#8
Jay Jie-Qiang Wu
2
#8
John K. Masselink
2
#8
Ling Wang
2
#8
Lonn S. Rider
2
#8
Michele Hummel
2
#8
Qi-Zhong Hong
2
#8
Rama Abu Shmeis
2
#8
Robert Chapman
2
#8
Robert Kupper
2
#8
Sheetal R. Muley
2
#8
Xiaohong Shen
2
#8
Zhixin Zong
2
#24
Alfred Tonelli
1
#24
Andrew J. Kassick
1
#24
Axel Drews
1
#24
Bianca BRÖGMANN
1
#24
Bin Shao
1
#24
Christof Spitzley
1
#24
Dawit Tadesse
1
#24
Debora Guido
1
#24
Don Kyle
1
#24
Haiyong Hugh Huang
1
#24
Hua-Pin Huang
1
#24
J. David Haddox
1
#24
Jake Stahl
1
#24
Jeffrey Lockman
1
#24
John William Frank Whitehead
1
#24
Kevin Brogle
1
#24
Kevin Brown
1
#24
Kouki Fuchino
1
#24
Larry Egan
1
#24
Larry Pickett
1
#24
Mark A. Youngman
1
#24
Mietek Ciszkowski
1
#24
Michael Hopp
1
#24
Minnie Park
1
#24
Naoki Tsuno
1
#24
Noriyuki Kurose
1
#24
Paul Blake
1
1
2
Next »
Related Companies
Sram
31
Spring Meadow Nursery
31
Soliton
31
Solid
31
Saint-Gobain Performance Plastics
31
Optimedica
31
Milliken &
31
Microjet Technology Co.
31
Merit Medical Systems
31