Andrew H. Wong

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Easy open closure system
- Patent number 4,853,267
- Issue date Aug 1, 1989
- Minnesota Mining and Manufacturing Company
- Shih-Lai Lu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Dispensable polypropylene adhesive-coated tape
- Patent number 4,451,533
- Issue date May 29, 1984
- Minnesota Mining and Manufacturing Company
- Roy Wong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester films with improved processability and tear resistance
- Patent number 4,311,741
- Issue date Jan 19, 1982
- Minnesota Mining and Manufacturing Company
- Andrew H. Wong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyester films with improved processability and tear resistance
- Patent number 4,286,011
- Issue date Aug 25, 1981
- Minnesota Mining and Manufacturing Company
- Andrew H. Wong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL