Inventor · disambiguated record
Robert L. Protheroe
Also filed as: PROTHEROE ROBERT L · PROTHEROE ROBERT LLEWELLYN
24 granted patents·6 pending applications·1,803 citations·filing 1985–2006
97Inventor score
Top patents by PatentIndex Score
30 records- 0195US7436957B1Audio cassette emulator with cryptographic media distribution controlFISCHER ADDISON M·Filed 1999·Granted Oct 14, 2008·111 cites·46 claims
- 0290US5587560APortable handwritten data capture device and method of usingAT & T GLOBAL INF SOLUTION·Filed 1995·Granted Dec 24, 1996·225 cites·8 claims
- 0387US5216595ASystem and method for integration of lottery terminals into point of sale systemsNCR CO·Filed 1990·Granted Jun 1, 1993·220 cites·20 claims
- 0485US6539363B1Write input credit transaction apparatus and method with paperless merchant credit card processingNCR CORP·Filed 1990·Granted Mar 25, 2003·189 cites·71 claims
- 0574US5949348AMethod and apparatus for variable keyboard displayNCR CORP·Filed 1994·Granted Sep 7, 1999·137 cites·7 claims
- 0672US5539159AHandwriting capture deviceNCR CORP·Filed 1994·Granted Jul 23, 1996·46 cites·3 claims
- 0772US5297202AApparatus and method for producing a digitized transaction record including an encrypted signatureNCR CO·Filed 1992·Granted Mar 22, 1994·185 cites·6 claims
- 0872US5195133AApparatus and method for producing a digitized transaction record including an encrypted signatureNCR CO·Filed 1991·Granted Mar 16, 1993·188 cites·17 claims
- 0972US5120906AHandwriting capture deviceNCR CO·Filed 1991·Granted Jun 9, 1992·57 cites·38 claims
- 1072US4682150AData compression method and apparatusNCR CO·Filed 1985·Granted Jul 21, 1987·95 cites·5 claims
- 1167US5414441ATemperature compensation apparatus for liquid crystal displayNCR CORP·Filed 1991·Granted May 9, 1995·31 cites·13 claims
- 1264US5563381AHandwriting capture system with segmented digitizerNCR CORP·Filed 1995·Granted Oct 8, 1996·39 cites·6 claims
- 1363US5335230AApparatus and method for automatic digitizer fault detectionNCR CO·Filed 1991·Granted Aug 2, 1994·41 cites·24 claims
- 1462US5191175ASelf-tuning digitizer control circuit and methodNCR CO·Filed 1991·Granted Mar 2, 1993·38 cites·31 claims
- 1556US7672900B2Write input transaction apparatus and methodNCR CORP·Filed 2002·Granted Mar 2, 2010·2 cites·54 claims
- 1654US5225636AApparatus and method for digitizer point sampling and validationNCR CO·Filed 1992·Granted Jul 6, 1993·25 cites·18 claims
- 1753US5285506AMethod of recording a handwritten messageNCR CO·Filed 1991·Granted Feb 8, 1994·46 cites·10 claims
- 1853US2003220866A1System and method for pay for performand advertising in general mediaFINDWHAT COM·Filed 2002·Application pending·0 cites
- 1952US2004162757A1System and method for pay for performance advertising having biddable advertising units utilizing rotating routing to advertiser websitesFiled 2003·Application pending·0 cites
- 2051US2004133471A1System and method for pay for performance advertising employing multiple sets of advertisement listingsFiled 2003·Application pending·0 cites
- 2150US2007130002A1System and method for delivery pay for performance advertising with enhanced effectivenessMIVA INC·Filed 2005·Application pending·0 cites
- 2248US5412161AHandwriting capture system with segmented digitizerAT & T GLOBAL INF SOLUTION·Filed 1993·Granted May 2, 1995·15 cites·6 claims
- 2347US5380958AHandwriting capture deviceNCR CO·Filed 1993·Granted Jan 10, 1995·14 cites·29 claims
- 2447US5227590AHandwriting capture deviceNCR CO·Filed 1992·Granted Jul 13, 1993·14 cites·43 claims
- 2545US5245139AApparatus and method for digitizer sampled point validationNCR CO·Filed 1992·Granted Sep 14, 1993·21 cites·50 claims
- 2644US2007239537A1Advertisement brokerage system for diversified general mediaMIVA INC·Filed 2006·Application pending·0 cites
- 2744US2006190336A1System and method for pay for performance advertising in general mediaPISARIS-HENDERSON CRAIG A·Filed 2006·Application pending·0 cites
- 2841US5115107AMethod of correcting skew between a digitizer and a digital displayNCR CO·Filed 1991·Granted May 19, 1992·36 cites·8 claims
- 2938US5322978AHandwriting capture device with integral forms printerNCR CO·Filed 1993·Granted Jun 21, 1994·18 cites·33 claims
- 3038US5140107ADigitizer screen and method of makingNCR CO·Filed 1991·Granted Aug 18, 1992·10 cites·37 claims
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