Doug Brownfield

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Mason, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Multilayered polymeric film
- Patent number 11,203,188
- Issue date Dec 21, 2021
- Ampacet Corporation
- Don Davis
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
MULTILAYERED POLYMERIC FILM
- Publication number 20190054720
- Publication date Feb 21, 2019
- Ampacet Corporation
- Don Davis
- B32 - LAYERED PRODUCTS
Information Patent Application
SYNTHETIC PAPER WITH IMPROVED TEAR PROPERTIES AND METHODS OF MANUFA...
- Publication number 20180134014
- Publication date May 17, 2018
- Ampacet Corporation
- Mark Parsons
- B32 - LAYERED PRODUCTS