David J. Collett

Follow

Person

Walworth, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Photographic elements containing infrared filter dyes
- Patent number 4,876,181
- Issue date Oct 24, 1989
- Eastman Kodak Company
- Gary S. Proehl
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide elements containing infrared filter dyes
- Patent number 4,871,656
- Issue date Oct 3, 1989
- Eastman Kodak Company
- Richard L. Parton
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY