Inventor · disambiguated record
David O'Gwynn
Also filed as: O'GWYNN DAVID · O'GWYNN DAVID C · OGWYNN DAVID
40 granted patents·1 pending application·397 citations·filing 1980–2024
98Inventor score
Top patents by PatentIndex Score
41 records- 0198US11895675B2Systems and methods for automatically assigning voice communication channels to employees in quick service restaurantsHM ELECTRONICS INC·Filed 2023·Granted Feb 6, 2024·6 cites·22 claims
- 0298US11665713B2Systems and methods for automatically assigning voice communication channelsHM ELECTRONICS INC·Filed 2022·Granted May 30, 2023·6 cites·20 claims
- 0398US11463491B2Systems and methods for DC power and data communication over a single pair of wires, for a quick-service restaurantHM ELECTRONICS INC·Filed 2020·Granted Oct 4, 2022·5 cites·20 claims
- 0498US11452073B2Systems and methods for automatically assigning voice communication channels to employees in quick service restaurantsHM ELECTRONICS INC·Filed 2020·Granted Sep 20, 2022·10 cites·18 claims
- 0598US11310634B2Systems and methods for using role-based voice communication channelsHM ELECTRONICS INC·Filed 2021·Granted Apr 19, 2022·9 cites·20 claims
- 0698US10993088B1Systems and methods for using role-based voice communication channels in quick-service restaurantsHM ELECTRONICS INC·Filed 2020·Granted Apr 27, 2021·23 cites·20 claims
- 0798US9408022B1System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2015·Granted Aug 2, 2016·22 cites·24 claims
- 0897US4731679AMethod and apparatus for transporting a recording medium with an adaptive velocity change profileAMPEX·Filed 1984·Granted Mar 15, 1988·112 cites·27 claims
- 0995US9917731B1System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2016·Granted Mar 13, 2018·7 cites·27 claims
- 1094US10484241B2System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2019·Granted Nov 19, 2019·5 cites·21 claims
- 1194US10263843B2System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2018·Granted Apr 16, 2019·5 cites·21 claims
- 1288US11778005B2Systems and methods for DC power and data communication over a single pair of wires, for a quick-service restaurantHM ELECTRONICS INC·Filed 2022·Granted Oct 3, 2023·1 cites·18 claims
- 1388US9484041B1Backward-compatible communication system componentsHM ELECTRONICS INC·Filed 2014·Granted Nov 1, 2016·13 cites·18 claims
- 1487US10826765B2System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2019·Granted Nov 3, 2020·2 cites·22 claims
- 1585US4768102AMethod and apparatus for synchronizing a controller to a VTR for editing purposesAMPEX·Filed 1986·Granted Aug 30, 1988·31 cites·23 claims
- 1684US9443275B1Facilitating ordering at an order point via smart ordering devicesHM ELECTRONICS INC·Filed 2014·Granted Sep 13, 2016·5 cites·20 claims
- 1783US12302365B2Systems and methods for automatically assigning voice communication channels to employees in quick service restaurantsHM ELECTRONICS INC·Filed 2023·Granted May 13, 2025·0 cites·16 claims
- 1883US10756972B1System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2020·Granted Aug 25, 2020·1 cites·22 claims
- 1983US10756973B1System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2020·Granted Aug 25, 2020·1 cites·20 claims
- 2083US2025008023A1Systems and methods for providing headset voice control to employees in quick-service restaurantsHM ELECTRONICS INC·Filed 2024·Application pending·0 cites
- 2181US12408010B2Systems and methods for using role-based voice communication channelsHM ELECTRONICS INC·Filed 2023·Granted Sep 2, 2025·0 cites·20 claims
- 2281US12095951B2Systems and methods for providing headset voice control to employees in quick-service restaurantsHM ELECTRONICS INC·Filed 2023·Granted Sep 17, 2024·0 cites·13 claims
- 2380US9885799B1Vehicle detection loop and loop deterioration assessmentHM ELECTRONICS INC·Filed 2016·Granted Feb 6, 2018·2 cites·17 claims
- 2476US11736911B2Systems and methods for using role-based voice communication channelsHM ELECTRONICS INC·Filed 2022·Granted Aug 22, 2023·0 cites·20 claims
- 2575US12340430B2Systems and methods for dc power and data communication over a single pair of wires, for a quick-service restaurantHM ELECTRONICS INC·Filed 2023·Granted Jun 24, 2025·0 cites·20 claims
- 2674US9639906B2System and method for wideband audio communication with a quick service restaurant drive-through intercomHM ELECTRONICS INC·Filed 2013·Granted May 2, 2017·1 cites·36 claims
- 2773US4631605AMultiple speed scanner servo system for protecting the heads and tape of helical recordersAMPEX·Filed 1984·Granted Dec 23, 1986·16 cites·20 claims
- 2873US4561608AAdaptive end of tape detection apparatus and methodAMPEX·Filed 1984·Granted Dec 31, 1985·17 cites·34 claims
- 2972US11652687B2System and method for configuring communication devicesHM ELECTRONICS INC·Filed 2020·Granted May 16, 2023·0 cites·17 claims
- 3071US4401923ADigital open loop tape tension control circuit for tape recorders and the likeAMPEX·Filed 1980·Granted Aug 30, 1983·15 cites·15 claims
- 3167US11706348B2Systems and methods for providing headset voice control to employees in quick-service restaurantsHM ELECTRONICS INC·Filed 2022·Granted Jul 18, 2023·0 cites·20 claims
- 3265US4689706AApparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic trackAMPEX·Filed 1982·Granted Aug 25, 1987·12 cites·13 claims
- 3363US4446389AQuadrature tach decoder circuitAMPEX·Filed 1982·Granted May 1, 1984·14 cites·7 claims
- 3462US11356561B2Systems and methods for providing headset voice control to employees in quick-service restaurantsHM ELECTRONICS INC·Filed 2020·Granted Jun 7, 2022·0 cites·20 claims
- 3562US4970581ACircuit for and method of detecting color field sequence in a color video signalAMPEX·Filed 1988·Granted Nov 13, 1990·16 cites·21 claims
- 3660US10520629B2Vehicle detection loop and loop deterioration assessmentHM ELECTRONICS INC·Filed 2018·Granted Dec 31, 2019·0 cites·16 claims
- 3759US10024993B2Vehicle detection loop and loop deterioration assessmentHM ELECTRONICS INC·Filed 2018·Granted Jul 17, 2018·0 cites·16 claims
- 3854US4514672AAdaptive apparatus and method for controlAMPEX·Filed 1983·Granted Apr 30, 1985·14 cites·14 claims
- 3952US4745496AApparatus and method for adjusting the tracking position of a magnetic head along a magnetic trackAMPEX·Filed 1987·Granted May 17, 1988·8 cites·6 claims
- 4051US9905238B2Backward-compatible communication system componentsHM ELECTRONICS INC·Filed 2016·Granted Feb 27, 2018·0 cites·16 claims
- 4143US6157908AOrder point communication system and methodHM ELECTRONICS INC·Filed 1998·Granted Dec 5, 2000·18 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when David O'Gwynn files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →