Johannes Heitz

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Freiburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sheet-like polyethylene terephthalate materials having slight surfa...
- Patent number 5,523,143
- Issue date Jun 4, 1996
- BASF Magnetics GmbH
- Alfred Hagemeyer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Heat-sealing of semicrystalline polymers with metals
- Patent number 5,500,459
- Issue date Mar 19, 1996
- BASF Magnetics GmbH
- Alfred Hagemeyer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Sheet-like polyethylene terephthalate materials having slight surfa...
- Patent number 5,462,701
- Issue date Oct 31, 1995
- BASF Magnetics GmbH
- Alfred Hagemeyer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL