Inventor · disambiguated record
John P. Spence
Also filed as: SPENCE JOHN · SPENCE JOHN P · SPENCE JOHN-PAUL
22 granted patents·5 pending applications·670 citations·filing 1986–2024
96Inventor score
Top patents by PatentIndex Score
27 records- 0196US6280914B1Photographic element with reference calibration dataEASTMAN KODAK CO·Filed 2000·Granted Aug 28, 2001·23 cites·20 claims
- 0294US5333069ATechnique for use in conjunction with an imaging system for providing an appearance match between two images and for calibrating the system theretoEASTMAN KODAK CO·Filed 1992·Granted Jul 26, 1994·170 cites·31 claims
- 0393US6520694B1System and method for processing photographic film imagesEASTMAN KODAK CO·Filed 2002·Granted Feb 18, 2003·16 cites·96 claims
- 0492US11512550B2Delivering fluid to a subsea wellheadCONOCOPHILLIPS CO·Filed 2020·Granted Nov 29, 2022·6 cites·18 claims
- 0592US6985270B1Method and photographic element for calibrating digital imagesEASTMAN KODAK CO·Filed 2000·Granted Jan 10, 2006·15 cites·100 claims
- 0690US5774639APrinter media including compressed sensitometry curve informationEASTMAN KODAK CO·Filed 1995·Granted Jun 30, 1998·52 cites·25 claims
- 0790US5060013AHardcopy output device with test patch location sequencerEASTMAN KODAK CO·Filed 1990·Granted Oct 22, 1991·43 cites·15 claims
- 0888US6866199B1Method of locating a calibration patch in a reference calibration targetEASTMAN KODAK CO·Filed 2000·Granted Mar 15, 2005·39 cites·31 claims
- 0984US12018540B2Delivering fluid to a subsea wellheadCONOCOPHILLIPS CO·Filed 2022·Granted Jun 25, 2024·1 cites·19 claims
- 1084US6456798B1Barcode and data storage arrangement on a photographic elementEASTMAN KODAK CO·Filed 2000·Granted Sep 24, 2002·45 cites·37 claims
- 1184US4708459AElectrophotographic color proofing apparatus and methodEASTMAN KODAK CO·Filed 1986·Granted Nov 24, 1987·36 cites·65 claims
- 1283US5293539AMethod and apparatus for calibrating tone reproduction in a proofing systemEASTMAN KODAK CO·Filed 1991·Granted Mar 8, 1994·66 cites·34 claims
- 1382US5317425ATechnique for use in conjunction with an imaging system for providing an appearance match between two images and for calibrating the system theretoEASTMAN KODAK CO·Filed 1992·Granted May 31, 1994·61 cites·24 claims
- 1482US5255085AAdaptive technique for providing accurate tone reproduction control in an imaging systemEASTMAN KODAK CO·Filed 1992·Granted Oct 19, 1993·61 cites·32 claims
- 1580US6284445B1Reference calibration patch arrangement to minimize exposure and measurement artifacts and maximize robustness to defectsEASTMAN KODAK CO·Filed 2000·Granted Sep 4, 2001·15 cites·17 claims
- 1675US12209475B2Delivering fluid to a subsea wellheadCONOCOPHILLIPS CO·Filed 2024·Granted Jan 28, 2025·0 cites·8 claims
- 1768US11268359B2Well stimulation operationsCONOCOPHILLIPS CO·Filed 2020·Granted Mar 8, 2022·1 cites·10 claims
- 1867US8638858B2Method, apparatus and system for converging images encoded using different standardsMADDEN THOMAS E·Filed 2008·Granted Jan 28, 2014·3 cites·21 claims
- 1966US7113627B1Location of extended linear defectsEASTMAN KODAK CO·Filed 2000·Granted Sep 26, 2006·7 cites·20 claims
- 2057US8964850B2Method, apparatus and system for converging images encoded using different standardsINTELLECTUAL VENTURES FUND 83 LLC·Filed 2013·Granted Feb 24, 2015·0 cites·20 claims
- 2155US5122842AColor electrostatography process control by way of toner development characteristicsEASTMAN KODAK CO·Filed 1991·Granted Jun 16, 1992·10 cites·12 claims
- 2255US2024156669A1Therapeutic pressure, thermal, and/or other treatment modality systems and methodsAQUILO SPORTS LLC·Filed 2023·Application pending·0 cites
- 2354US2016034638A1System and Method for Detecting Population Variation from Nucleic Acid Sequencing DataUNIV ROCHESTER·Filed 2014·Application pending·0 cites
- 2451US2010158495A1Autofocus assist lighting used for rangefinding in very low light conditionsSPENCE JOHN P·Filed 2009·Application pending·0 cites
- 2550US11779508B2Therapeutic pressure, thermal, and/or other treatment modality systems and methodsAQUILO SPORTS LLC·Filed 2022·Granted Oct 10, 2023·0 cites·23 claims
- 2648US2010156956A1Grayscale characteristic for non-crt displaysMADDEN THOMAS E·Filed 2009·Application pending·0 cites
- 2743US2010002145A1Adaptive optimization of a video signalSPENCE JOHN P·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →