Helmut Kaeufer

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Metzkausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of panels, webs, and profiles from plast...
- Patent number 5,133,922
- Issue date Jul 28, 1992
- Kraftanlagen AG
- Helmut Kaeufer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing a plastic part having a shape memory
- Patent number 5,008,059
- Issue date Apr 16, 1991
- R X S Schrumpftechnik-Garnituren GmbH
- Helmut Kaeufer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the preparation of injection molded-stretch formed ther...
- Patent number 4,576,775
- Issue date Mar 18, 1986
- Deutsche Solvay Werke GmbH
- Helmut Kaeufer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the manufacture of articles of high mechanical strength...
- Patent number 4,514,351
- Issue date Apr 30, 1985
- Deutsche Solvay Werke GmbH
- Helmut Kaeufer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL