Wilhelm Oppermann

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Herrenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing polyurethane elastomer fibers and fibers produ...
- Patent number 6,485,665
- Issue date Nov 26, 2002
- Rhodianyl S.N.C.
- Frank Hermanutz
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Polyurethane elastomers, method of producing them and their use
- Patent number 6,458,866
- Issue date Oct 1, 2002
- Rhodia S.A.
- Wilhelm Oppermann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING