David J. Griffiths

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South Sutton, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Prober for testing light-emitting devices on a wafer
- Patent number 6,734,959
- Issue date May 11, 2004
- Labsphere, Inc.
- David J. Griffiths
- G01 - MEASURING TESTING
Information Patent Grant
Method of and apparatus for bispectral fluorescence colorimetry
- Patent number 6,278,521
- Issue date Aug 21, 2001
- Labsphere, Inc.
- Joseph Jablonski
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Prober for testing light-emitting devices on a wafer
- Publication number 20030020897
- Publication date Jan 30, 2003
- David J. Griffiths
- G01 - MEASURING TESTING