John G. Buzzell

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Towanda, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Positive-working color proofing film and process
- Patent number 4,849,322
- Issue date Jul 18, 1989
- E. I. Du Pont de Nemours and Company
- Richard D. Bauer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive-working color proofing film and process
- Patent number 4,734,356
- Issue date Mar 29, 1988
- E. I. Du Pont de Nemours and Company
- Richard D. Bauer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoimaging process for forming multicolor images
- Patent number 4,356,253
- Issue date Oct 26, 1982
- E. I. Du Pont de Nemours and Company
- John G. Buzzell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY