Richard F. Wright

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Acton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Reduced haze photochromic systems
- Patent number 4,106,861
- Issue date Aug 15, 1978
- Polaroid Corporation
- William R. Brewer
- G02 - OPTICS
Information Patent Grant
Method and device for determining the concentration of a substance...
- Patent number 3,936,357
- Issue date Feb 3, 1976
- Polaroid Corporation
- Terry W. Milligan
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Method and device for determining the concentration of a substance...
- Patent number 3,933,594
- Issue date Jan 20, 1976
- Polaroid Corporation
- Terry W. Milligan
- G01 - MEASURING TESTING