Inventor · disambiguated record
Keith T. Knox
Also filed as: KNOX KEITH T
20 granted patents·1,380 citations·filing 1979–2003
97Inventor score
Files withXEROX CORP20
Top patents by PatentIndex Score
20 records- 0199US5734752ADigital watermarking using stochastic screen patternsXEROX CORP·Filed 1996·Granted Mar 31, 1998·525 cites·16 claims
- 0294US7292365B2Methods and systems for determining distribution mean level without histogram measurementXEROX CORP·Filed 2003·Granted Nov 6, 2007·95 cites·16 claims
- 0387US5649073AAutomatic calibration of halftonesXEROX CORP·Filed 1995·Granted Jul 15, 1997·106 cites·11 claims
- 0487US4345313AImage processing method and apparatus having a digital airbrush for touch upXEROX CORP·Filed 1980·Granted Aug 17, 1982·45 cites·12 claims
- 0587US4305650AIllumination systemXEROX CORP·Filed 1979·Granted Dec 15, 1981·16 cites·7 claims
- 0686US4246614ABinary graphic printer system having an electronic screen with shift control suited for rescreeningXEROX CORP·Filed 1979·Granted Jan 20, 1981·34 cites·11 claims
- 0785US6961157B2Imaging apparatus having multiple linear photosensor arrays with different spatial resolutionsXEROX CORP·Filed 2001·Granted Nov 1, 2005·28 cites·17 claims
- 0885US6526155B1Systems and methods for producing visible watermarks by halftoningXEROX CORP·Filed 1999·Granted Feb 25, 2003·89 cites·20 claims
- 0984US5646744AShow-through correction for two-sided documentsXEROX CORP·Filed 1996·Granted Jul 8, 1997·72 cites·22 claims
- 1080US6101283AShow-through correction for two-sided, multi-page documentsXEROX CORP·Filed 1998·Granted Aug 8, 2000·67 cites·18 claims
- 1179US6128411AMethod for embedding one or more digital images within another digital imageXEROX CORP·Filed 1998·Granted Oct 3, 2000·67 cites·22 claims
- 1278US5832137AShow-through correction for two-sided documentsXEROX CORP·Filed 1997·Granted Nov 3, 1998·50 cites·22 claims
- 1377US7145697B1Show-through compensation apparatus and methodXEROX CORP·Filed 2000·Granted Dec 5, 2006·13 cites·21 claims
- 1473US5317653AMethod for quantization gray level pixel data with application of under compensated error diffusionXEROX CORP·Filed 1993·Granted May 31, 1994·35 cites·1 claims
- 1570US6331860B1Method and apparatus for stitching scanned image segments together to form an oversized documentXEROX CORP·Filed 1999·Granted Dec 18, 2001·37 cites·24 claims
- 1667US5668638AError diffusion method with symmetric enhancementXEROX CORP·Filed 1996·Granted Sep 16, 1997·34 cites·13 claims
- 1759US6958828B2Method and apparatus for detecting photocopier tracking signaturesXEROX CORP·Filed 2002·Granted Oct 25, 2005·4 cites·28 claims
- 1856US6515764B1Method and apparatus for detecting photocopier tracking signaturesXEROX CORP·Filed 1998·Granted Feb 4, 2003·19 cites·2 claims
- 1956US5790281AMethod of correcting the measured reflectance of an image acquired by an image acquisition device for the integrating cavity effectXEROX CORP·Filed 1996·Granted Aug 4, 1998·21 cites·11 claims
- 2055US6628843B1Image enhancement on JPEG compressed image dataXEROX CORP·Filed 1999·Granted Sep 30, 2003·23 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →