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Karl-Heinz Morweiser
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Birkenau, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for manufacture of triboelectrically charged nonwovens
Patent number
6,547,860
Issue date
Apr 15, 2003
Firma Carl Freudenberg
Holger Buchwald
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Electrostatically-effective air filter material
Patent number
5,470,485
Issue date
Nov 28, 1995
Firma Carl Freudenberg
Karl-Heinz Morweiser
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Artificial split suede leather and a process for producing same
Patent number
4,581,286
Issue date
Apr 8, 1986
Freudenberg; Carl
Walter Fottinger
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Method for the manufacture of a fabric-type artificial leather
Patent number
4,431,687
Issue date
Feb 14, 1984
Firma Carl Freudenberg
Walter Fottinger
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Patents Applications
last 30 patents
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Patent Application
Process for manufacture of triboelectrically charged nonwovens
Publication number
20020121194
Publication date
Sep 5, 2002
Holger Buchwald
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL