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
›
Comalco Aluminum Limited
CL
Comalco Aluminum Limited
— 55 Patents
Rank
(All Time):
#12,117
of
106,120
Top 15%
88
inventors
55
Patents All Time
Top Inventors at Comalco Aluminum Limited
All Time
Showing
1–50
of
88
inventors
Rank
Name
Patents
1
Raymond Walter Shaw
11
2
Drago D. Juric
8
3
Donald Webster
6
#4
Christopher J. Heathcock
4
#4
Geoffrey J. Houston
4
#4
Grant Ashley Wellwood
4
#4
John A. Eady
4
#4
William H. Andrews
4
#9
Christopher Geoffrey Goodes
3
#9
Kevin P. Rogers
3
#9
Kevin D. Watson
3
#9
Leslie C. Edwards
3
#9
Michael John Hollitt
3
#9
Rodney A. Legge
3
#15
Anthony John Crisp
2
#15
Anthony Rudland Kjar
2
#15
Barry John Welch
2
#15
David Milne
2
#15
Darren Paul Rodda
2
#15
David G. Wood
2
#15
Gerard Roe
2
#15
Ian A. Coad
2
#15
James Peters
2
#15
Joseph R. Ponteri
2
#15
Karl Stewart
2
#15
Kenong Xia
2
#15
Malcolm J. Couper
2
#15
Paul J. Chiron
2
#15
Ronald W. Moyle
2
#15
Rodney E. Proposch
2
#15
Stephen Charles Grocott
2
#15
Thomas K. Smith
2
#33
Alan Keith Bothe
1
#33
Alexander Ja Taran
1
#33
Andrew Smith
1
#33
Boris Eu Paton
1
#33
Brian Joseph Liston
1
#33
Christopher Luke Crozier
1
#33
Christopher Roy Greig
1
#33
David Stewart Conochie
1
#33
David H. Jenkins
1
#33
David John Stretch
1
#33
Douglas W. Townsend
1
#33
Draco D. Juric
1
#33
Evan William Andrews
1
#33
Gregory P. Brown
1
#33
Gregory F. McLeod
1
#33
Howard W. Hayden, Jr.
1
#33
Ian L. Grayson
1
#33
Ian Lewis Kidd
1
1
2
Next »
Related Companies
Synplicity
55
Insituform (Netherlands) B.V.
55
Micro Mega, S.A.
55
Elliott Turbomachinery Co.
55
Anam Semiconductor
55
Hoshizaki Electric Co.
55
Interventional Technologies
55
World Kitchen
55
Alltrade
55