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
›
Carl Freudenberg Kg
CK
Carl Freudenberg Kg
— 35 Patents in 2021
Rank
(2021):
#1,106
of
31,507
Top 4%
60
inventors
35
Patents 2021
Top Inventors at Carl Freudenberg Kg
2021
Showing
1–50
of
60
inventors
Rank
Name
Patents
1
Guenter Wissmann
4
1
Jan Meissner
4
3
Dietmar Van Loyen
3
3
Doug Metzel
3
3
Jens Hofmann
3
#6
Boris Traber
2
#6
Carlo Messineo
2
#6
Christian Stenglein
2
#6
Diana Thyson
2
#6
Francois Colineau
2
#6
Guenter Hintenlang
2
#6
Heiko Tullney
2
#6
Juergen Emig
2
#6
Leo Gubenko
2
#6
Martin Heldmann
2
#6
Norbert Weis
2
#6
Randolph Gaa
2
#6
Thomas Caruso
2
#19
Alessandro Brugora
1
#19
Anette Arnold
1
#19
Christian Ewald
1
#19
Christoph L. Klingshirn
1
#19
Christian Pfeifer
1
#19
Christine Portela Cubillo
1
#19
Conrad Alfaro
1
#19
Daniel Froehlich
1
#19
Dean Morrison
1
#19
Dennis Smeijer
1
#19
Eric Wehrli
1
#19
Felix Herberg
1
#19
Frank Guder
1
#19
Frank Schoenberg
1
#19
Gunter Scharfenberger
1
#19
Hans Wiegand
1
#19
Helmut Leitner
1
#19
Joseph Seifts
1
#19
Joram Wiggers
1
#19
Juergen Becker
1
#19
Ludwig Baer
1
#19
Matthias Hauer
1
#19
Maik Sieh
1
#19
Olivier Bedue
1
#19
Olaf Kobs
1
#19
Olaf Nahrwold
1
#19
Omar Betouni
1
#19
Peter Grynaeus
1
#19
Pit Wiedemann
1
#19
Robert Ancheta
1
#19
Ross Dixon
1
#19
Sascha Moeller
1
1
2
Next »
Related Companies
H. Lundbeck A/S
35
Flex
35
Fenwal
35
Coloplast A/S
35
Chicony Power Technology Co.
35
Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft
35
Bj Energy Solutions
35
Bell Textron
35
Autel Intelligent Technology
35