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Ruth Linda Hill
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Cambridge, MA, US
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last 30 patents
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Patent Grant
Spectrally sensitized photosensitive silver halide emulsion
Patent number
4,387,155
Issue date
Jun 7, 1983
Polaroid Corporation
Ruth L. Hill
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Thiacyanine betaine blue sensitizing dyes
Patent number
4,250,244
Issue date
Feb 10, 1981
Polaroid Corporation
Alan L. Borror
C07 - ORGANIC CHEMISTRY
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Patent Grant
Spectrally sensitized photographic silver halide emulsion
Patent number
3,932,186
Issue date
Jan 13, 1976
Polaroid Corporation
Alan L. Borror
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY