Inventor · disambiguated record
David Colvin
Also filed as: COLVIN DAVID · COLVIN DAVID S
110 granted patents·31 pending applications·3,506 citations·filing 1977–2025
99Inventor score
Files withGaming Arts LLC89Z4 TECHNOLOGIES INC23COLVIN DAVID S20Sierra Artificial Neural Networks6HULS AMERICA INC2
Top patents by PatentIndex Score
141 records- 0199US6857078B2Method for securing software to increase license complianceZ4 TECHNOLOGIES INC·Filed 2002·Granted Feb 15, 2005·180 cites·140 claims
- 0299US6785825B2Method for securing software to decrease software piracyZ4 TECHNOLOGIES INC·Filed 2002·Granted Aug 31, 2004·222 cites·176 claims
- 0398US10946110B1Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming equipmentGaming Arts LLC·Filed 2020·Granted Mar 16, 2021·7 cites·36 claims
- 0498US10850184B1Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming machines and associated equipmentGaming Arts LLC·Filed 2020·Granted Dec 1, 2020·26 cites·30 claims
- 0598US6813717B2Method for securing software to reduce unauthorized useZ4 TECHNOLOGIES INC·Filed 2002·Granted Nov 2, 2004·106 cites·126 claims
- 0698US6799277B2System and method for monitoring softwareZ4 TECHNOLOGIES INC·Filed 2001·Granted Sep 28, 2004·245 cites·40 claims
- 0798US6795925B2Computer readable storage medium for providing repeated contact with software end-userZ4 TECHNOLOGIES INC·Filed 2001·Granted Sep 21, 2004·130 cites·19 claims
- 0898US6502195B1Computer readable storage medium for providing repeated contact with software end-userZ4 TECHNOLOGIES INC·Filed 2000·Granted Dec 31, 2002·148 cites·22 claims
- 0998US6484264B1Method for providing repeated contact with software end-user using authorized administratorZ4 TECHNOLOGIES INC·Filed 2000·Granted Nov 19, 2002·125 cites·20 claims
- 1098US6446211B1Method and apparatus for monitoring software using encryptionZ4 TECHNOLOGIES INC·Filed 2000·Granted Sep 3, 2002·144 cites·53 claims
- 1198US4930378AWrench opening engagement surface configurationCOLVIN DAVID S·Filed 1989·Granted Jun 5, 1990·102 cites·34 claims
- 1297US11922773B2Systems and methods for using volatility stabilizing sub-event triggers for a game of chance including a plurality of player selectable and/or switchable random number generatorsGaming Arts LLC·Filed 2022·Granted Mar 5, 2024·9 cites·30 claims
- 1397US11471751B2Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming machines and associated equipmentGaming Arts LLC·Filed 2021·Granted Oct 18, 2022·2 cites·27 claims
- 1497US11097025B1Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming machines and associated equipmentGaming Arts LLC·Filed 2020·Granted Aug 24, 2021·3 cites·15 claims
- 1597US6986063B2Method for monitoring software using encryption including digital signatures/certificatesZ4 TECHNOLOGIES INC·Filed 2003·Granted Jan 10, 2006·158 cites·40 claims
- 1697US6813718B2Computer readable storage medium for securing software to reduce unauthorized useZ4 TECHNOLOGIES INC·Filed 2002·Granted Nov 2, 2004·115 cites·98 claims
- 1797US6792548B2Method for providing repeated contact with software end-user using authorized administratorZ4 TECHNOLOGIES INC·Filed 2001·Granted Sep 14, 2004·122 cites·19 claims
- 1897US6792549B2Method and apparatus for repeated contact of software end-userZ4 TECHNOLOGIES INC·Filed 2001·Granted Sep 14, 2004·109 cites·12 claims
- 1997US5626062ASocket and ratchet wrenchFiled 1994·Granted May 6, 1997·108 cites·9 claims
- 2096USD974472SElectronic gaming machine displayGaming Arts LLC·Filed 2019·Granted Jan 3, 2023·61 cites·1 claims
- 2196US11097024B1Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming machines and associated equipmentGaming Arts LLC·Filed 2020·Granted Aug 24, 2021·3 cites·25 claims
- 2296US6044471AMethod and apparatus for securing software to reduce unauthorized useZ4 TECHNOLOGIES INC·Filed 1998·Granted Mar 28, 2000·482 cites·45 claims
- 2396US4631988AReversible ratchet wrench including detent mechanismCOLVIN DAVID S·Filed 1984·Granted Dec 30, 1986·59 cites·22 claims
- 2495US8647196B1Systems and methods for playing a game of chance with selectable matricesGaming Arts LLC·Filed 2013·Granted Feb 11, 2014·21 cites·30 claims
- 2595US6460142B1Method and apparatus for repeated contact software end-userZ4 TECHNOLOGIES INC·Filed 2000·Granted Oct 1, 2002·67 cites·21 claims
- 2695US4485700AReversible ratchet wrenchCOLVIN DAVID S·Filed 1983·Granted Dec 4, 1984·58 cites·17 claims
- 2794US12293640B2Systems and methods for changing future game outcomes by delaying the utilization of results of a random number generatorGaming Arts LLC·Filed 2023·Granted May 6, 2025·4 cites·96 claims
- 2894USD1015432SCurved electronic gaming machine displayGaming Arts LLC·Filed 2020·Granted Feb 20, 2024·20 cites·1 claims
- 2994US4903554AReversible ratchet wrench with thin head constructionCOLVIN DAVID S·Filed 1989·Granted Feb 27, 1990·64 cites·13 claims
- 3093US12272207B2Systems and methods for slot machine game development utilizing artificial intelligence game performance data analytics systemsSierra Artificial Neural Networks·Filed 2023·Granted Apr 8, 2025·3 cites·30 claims
- 3193US11344791B2Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming machines and associated equipmentGaming Arts LLC·Filed 2020·Granted May 31, 2022·2 cites·75 claims
- 3292US11491250B2Systems and methods for providing ultraviolet sterilization, disinfection and decontamination of gaming equipmentGaming Arts LLC·Filed 2021·Granted Nov 8, 2022·3 cites·85 claims
- 3392US4598616AWrench openingCOLVIN DAVID S·Filed 1985·Granted Jul 8, 1986·55 cites·17 claims
- 3490US10242531B2Bingo game with bonus featureGaming Arts LLC·Filed 2016·Granted Mar 26, 2019·6 cites·31 claims
- 3590US10068434B2Systems and methods for providing skill-based selection of prizes for games of chanceGaming Arts LLC·Filed 2016·Granted Sep 4, 2018·5 cites·153 claims
- 3689US11735000B2Electronic gaming machine with digital button deck device incorporating player tracking capabilitiesGaming Arts LLC·Filed 2022·Granted Aug 22, 2023·2 cites·82 claims
- 3788US12412447B2Systems and methods for slot machine game development utilizing programming related artificial intelligence game design systemsSierra Artificial Neural Networks·Filed 2023·Granted Sep 9, 2025·1 cites·30 claims
- 3888US10504331B2Wagering game system and method with skill-based prize selection based on player identityGaming Arts LLC·Filed 2018·Granted Dec 10, 2019·3 cites·30 claims
- 3988USD847906SGaming machine signageGaming Arts LLC·Filed 2018·Granted May 7, 2019·22 cites·1 claims
- 4088US5181773AVehicle occupant restraint belt buckle including illuminationCOLVIN DAVID S·Filed 1991·Granted Jan 26, 1993·58 cites·13 claims
- 4188US4663999ASocket including adjustable jawsCOLVIN DAVID S·Filed 1982·Granted May 12, 1987·43 cites·12 claims
- 4287US11699328B2Systems and methods for generating prizes for a primary game and secondary game of chanceGaming Arts LLC·Filed 2021·Granted Jul 11, 2023·2 cites·52 claims
- 4387US10692329B1Systems and methods for generating prizes for a primary game and a secondary game of chanceGaming Arts LLC·Filed 2019·Granted Jun 23, 2020·9 cites·66 claims
- 4486US11741789B2Systems and methods for generating prizes and/or bonus triggers for a primary game and/or a secondary game of chance utilizing volatility stabilizing sub-eventsGaming Arts LLC·Filed 2022·Granted Aug 29, 2023·2 cites·30 claims
- 4585US12142114B2System for an electronic gaming machines with configurable volatility stabilizing sub-events which produce differing game play and game mechanic characteristicsGaming Arts LLC·Filed 2022·Granted Nov 12, 2024·1 cites·16 claims
- 4685USD846651SGaming machine signageGaming Arts LLC·Filed 2018·Granted Apr 23, 2019·18 cites·1 claims
- 4785US4151763ACombination adjustable open-end and box-end wrenchCOLVIN DAVID S·Filed 1977·Granted May 1, 1979·34 cites·8 claims
- 4884US11361617B2Systems and methods for providing promotional games and gaming awardsGaming Arts LLC·Filed 2019·Granted Jun 14, 2022·6 cites·24 claims
- 4983USD814575SGaming machine signageGaming Arts LLC·Filed 2016·Granted Apr 3, 2018·17 cites·1 claims
- 5082US11227465B1Electronic gaming machine with digital button deck device incorporating player tracking capabilitiesGaming Arts LLC·Filed 2020·Granted Jan 18, 2022·2 cites·29 claims
Showing the top 50 of 141 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →