Karl-Heinz Siegel

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Nuremberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Closure device for bags and a method and a tool for producing same
- Patent number 5,384,942
- Issue date Jan 31, 1995
- Minigrip, Inc.
- Karl-Heinz Siegel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Plastic interlocking fastener strips
- Patent number 4,858,286
- Issue date Aug 22, 1989
- Minigrip, Inc.
- Karl-Heinz Siegel
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Pilfer proof hangup bag structure and method
- Patent number 4,615,045
- Issue date Sep 30, 1986
- Minigrip, Inc.
- Karl-Heinz Siegel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of and means for producing plastic bags having separable pla...
- Patent number 4,304,615
- Issue date Dec 8, 1981
- Minigrip, Inc.
- Karl-Heinz Siegel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL