Robert Schmidt

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Walluf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the treatment of a sealable film surface
- Patent number 5,914,079
- Issue date Jun 22, 1999
- Hoechst Aktiengesellschaft
- Herbert Peiffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the production of biaxially stretched films and apparat...
- Patent number 5,833,904
- Issue date Nov 10, 1998
- Hoechst Aktiengesellschaft
- Winfried Muskalla
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the production of polypropylene films
- Patent number 5,716,570
- Issue date Feb 10, 1998
- Hoechst Aktiengesellschaft
- Herbert Peiffer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Biaxially stretched polypropylene monofilm
- Patent number 5,252,389
- Issue date Oct 12, 1993
- Hoechst Aktiengesellschaft
- Robert Schmidt
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Filter apparatus for the uniform filtration of plastic melts
- Patent number 4,849,103
- Issue date Jul 18, 1989
- Hoechst Aktiengesellschaft
- Robert Schmidt
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL