Wolfgang Heilmann

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Bremen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Quick-opening bag for packaging, especially for vacuum packaging fo...
- Patent number 5,175,011
- Issue date Dec 29, 1992
- Jacobs-Suchard-A.G.
- Michel Courvoisier
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Pack made of compound foil and corresponding production method
- Patent number 5,000,321
- Issue date Mar 19, 1991
- Jacobs-Suchard-A.G.
- Wolfgang Heilmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the production of finely divided oxides of metals
- Patent number 4,355,015
- Issue date Oct 19, 1982
- Degussa Aktiengesellschaft
- Emil Heckel
- C01 - INORGANIC CHEMISTRY