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
›
Dlp Limited
DL
Dlp Limited
— 96 Patents
Rank
(All Time):
#7,371
of
106,120
Top 7%
48
inventors
96
Patents All Time
Top Inventors at Dlp Limited
All Time
Showing
1–48
of
48
inventors
Rank
Name
Patents
1
Robert William Stimpson
37
2
James Edward Self
25
3
James H. DeVries
16
#4
Graham Robin Lock
13
#5
Yanchun Wang
12
#6
Ian Felmeri
11
#7
Mark Ian Luxton
8
#8
Kenneth R. Jonkman
6
#8
Richard E. Davis
6
#10
Stuart J. Marcadis
5
#11
Gary Moore
4
#11
Gregoire Larche
4
#11
Jean-Pierre Podgorski
4
#11
Paul F. Rom
4
#11
Roderick E. Briscoe
4
#16
Christopher Williams
3
#16
Iain Fenna
3
#18
Guillaume Derouet
2
#18
James Fonger
2
#18
Nicholas Parsons
2
#18
Ronald A. Devries
2
#18
Russell A. Corace
2
#18
Warren D. Lun
2
#24
Michael Ramsden
1
#24
Andrew C. Peters
1
#24
Anthony Keith Webb
1
#24
Christophe Bussiere
1
#24
Christophe Chol
1
#24
Frank Baudry
1
#24
Garey L. McLellan
1
#24
Gerard Deschamps
1
#24
Graham Jones
1
#24
James H. De Vries
1
#24
Jae Young Park
1
#24
Kenneth E. Chettleburgh
1
#24
Michael DeVries
1
#24
Michael Glant
1
#24
Patrick KIEFER
1
#24
Philippe Liverneaux
1
#24
Ronald A. Williams
1
#24
Steven M. Gronsman
1
#24
Sylvain Sorin
1
#24
William M. Booth
1
#24
William J. Greenhoe
1
#24
William E. Sidor
1
#24
John E. Drace
1
#24
Richard J. VanPopering
1
#24
John H. Dufek
1
Related Companies
Sonar Auto Parts Co.
96
Createme Technologies
96
The Kitasato Institute
96
Fisher & Paykel Appliances Limited
96
Covestro Intellectual Property
96
Orion Energy Systems
96
China Petrochemical
96
Nps Pharmaceuticals
96
Ocean'S King Lighting Science & Technology Co.
96