Gerald M. Heigel

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Granada Hills, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Spectral and luminance measuring device employing array and single-...
- Patent number 7,897,912
- Issue date Mar 1, 2011
- Photo Research, Inc.
- Francis A. Dominic
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS WITH MULTIPLE LIGHT DETECTORS AND METHODS OF USE AND MANU...
- Publication number 20070272844
- Publication date Nov 29, 2007
- Photo Research, Inc.
- Francis A. Dominic
- G01 - MEASURING TESTING