Joseph Z. Sun

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Spartanburg, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Multi-layer film containing a layer of crosslinked ethylene/vinyl a...
- Patent number 4,240,993
- Issue date Dec 23, 1980
- W. R. Grace & Co.
- Joseph Z. Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Self-welding packaging film
- Patent number 4,183,882
- Issue date Jan 15, 1980
- W. R. Grace & Co.
- Alan S. Weinberg
- B32 - LAYERED PRODUCTS
Information Patent Grant
Packaging film comprising a blended self-welding layer
- Patent number 4,178,401
- Issue date Dec 11, 1979
- W. R. Grace & Co.
- Alan S. Weinberg
- B32 - LAYERED PRODUCTS
Information Patent Grant
Heat shrinkable multi-layer film of hydrolyzed ethylene vinyl aceta...
- Patent number 4,064,296
- Issue date Dec 20, 1977
- W. R. Grace & Co.
- Norman D. Bornstein
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL