Donald W. Hayward

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Waterville, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detecting holes in plastic containers
- Patent number 7,040,167
- Issue date May 9, 2006
- Plastic Technologies, Inc.
- Donald W. Hayward
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting holes in plastic containers
- Patent number 6,553,809
- Issue date Apr 29, 2003
- Plastic Technologies, Inc.
- Donald W. Hayward
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for detecting holes in plastic containers
- Publication number 20050181087
- Publication date Aug 18, 2005
- Plastic Technologies , INC.
- Donald W Hayward
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING HOLES IN PLASTIC CONTAINERS
- Publication number 20030079526
- Publication date May 1, 2003
- Donald W. Hayward
- G01 - MEASURING TESTING