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Wilfried Cramer
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Krefeld, DE
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last 30 patents
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Patent Grant
Optical fibers, and a process for their production
Patent number
5,204,930
Issue date
Apr 20, 1993
Bayer Aktiengesellschaft
Heinz-Dieter Brandt
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Process for the production of mouldings of crosslinked polymers
Patent number
5,151,480
Issue date
Sep 29, 1992
Bayer Aktiengesellschaft
Wolfgang Podszun
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Mixture of polyarylene sulphides, glass fibres and maleimides
Patent number
5,137,938
Issue date
Aug 11, 1992
Bayer Aktiengesellschaft
Burkhard Kohler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...