Robert D. Lewis

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Landisville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Foamed composite panel with improved acoustics and durability
- Patent number 6,596,389
- Issue date Jul 22, 2003
- AWI Licensing Company
- Chester W. Hallett
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Alginate gel particle inks or dye liquors for imparting color to te...
- Patent number 4,713,084
- Issue date Dec 15, 1987
- Armstrong World Industries, Inc.
- Walter J. Bohrn
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Fiber shrinking composition for nylon pile fabric
- Patent number 4,286,955
- Issue date Sep 1, 1981
- Armstrong Cork Company
- Robert D. Lewis
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Additive-solvent process to form embossed product
- Patent number 4,260,390
- Issue date Apr 7, 1981
- Armstrong Cork Company
- Robert D. Lewis
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Multi-colored pattern bonded fabric
- Patent number 4,144,366
- Issue date Mar 13, 1979
- Armstrong Cork Company
- Robert D. Lewis
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS