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Raster input/output scanner
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Patent number 4,583,126
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Issue date Apr 15, 1986
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Xerox Corporation
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James C. Stoffel
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Multi-mode scanner
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Patent number 4,536,077
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Issue date Aug 20, 1985
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Xerox Corporation
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James C. Stoffel
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Multiple mode raster scanner
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Patent number 4,506,301
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Issue date Mar 19, 1985
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Xerox Corporation
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William Kingsley
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Raster input/output scanner
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Patent number 4,496,984
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Issue date Jan 29, 1985
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Xerox Corporation
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James C. Stoffel
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Adaptive thresholder
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Patent number 4,468,704
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Issue date Aug 28, 1984
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Xerox Corporation
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James C. Stoffel
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G06 - COMPUTING CALCULATING COUNTING
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Adaptive thresholder
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Patent number 4,442,544
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Issue date Apr 10, 1984
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Xerox Corporation
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John F. Moreland
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Raster input scanner
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Patent number 4,433,346
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Issue date Feb 21, 1984
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Xerox Corporation
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James C. Stoffel
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Filter for image pixels
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Patent number 4,328,425
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Issue date May 4, 1982
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Xerox Corporation
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James C. Stoffel
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G06 - COMPUTING CALCULATING COUNTING
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Image interpolation system
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Patent number 4,303,947
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Issue date Dec 1, 1981
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Xerox Corporation
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James C. Stoffel
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image interpolation system
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Patent number 4,193,092
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Issue date Mar 11, 1980
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Xerox Corporation
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James C. Stoffel
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G06 - COMPUTING CALCULATING COUNTING
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Half tone encoder/decoder
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Patent number 4,193,096
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Issue date Mar 11, 1980
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Xerox Corporation
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James C. Stoffel
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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