David L. Spooner

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for determining the reflectance of translucent...
- Patent number 6,721,054
- Issue date Apr 13, 2004
- David L. Spooner
- G01 - MEASURING TESTING
Information Patent Grant
Holographic flake pigment
- Patent number 5,500,313
- Issue date Mar 19, 1996
- E. I. Du Pont de Nemours and Company
- James G. King
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Holographic flake pigment
- Patent number 5,500,311
- Issue date Mar 19, 1996
- E. I. Du Pont de Nemours and Company
- James G. King
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Holographic flake pigment
- Patent number 5,500,310
- Issue date Mar 19, 1996
- E. I. Du Pont de Nemours and Company
- James G. King
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Holographic flake pigment
- Patent number 5,415,950
- Issue date May 16, 1995
- E. I. Du Pont de Nemours and Company
- James G. King
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY