Inventor · disambiguated record
David L. Brown
Also filed as: BROWN DAVID · BROWN DAVID E · BROWN DAVID L · BROWN DAVID LAWRENCE
72 granted patents·8 pending applications·2,226 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
80 records- 0199US11562644B2Proximity-sensor supporting multiple application servicesPROXENSE LLC·Filed 2020·Granted Jan 24, 2023·14 cites·20 claims
- 0299US11219022B2Wireless network synchronization of cells and client devices on a network with dynamic adjustmentPROXENSE LLC·Filed 2020·Granted Jan 4, 2022·20 cites·20 claims
- 0399US11212797B2Wireless network synchronization of cells and client devices on a network with maskingPROXENSE LLC·Filed 2020·Granted Dec 28, 2021·21 cites·20 claims
- 0499US10764044B1Personal digital key initialization and registration for secure transactionsPROXENSE LLC·Filed 2019·Granted Sep 1, 2020·26 cites·22 claims
- 0599US10455533B2Wireless network synchronization of cells and client devices on a networkPROXENSE LLC·Filed 2019·Granted Oct 22, 2019·35 cites·20 claims
- 0699US10073960B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of usePROXENSE LLC·Filed 2017·Granted Sep 11, 2018·37 cites·20 claims
- 0799US9679289B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of usePROXENSE LLC·Filed 2015·Granted Jun 13, 2017·37 cites·20 claims
- 0899US9235700B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of usePROXENSE LLC·Filed 2015·Granted Jan 12, 2016·39 cites·20 claims
- 0999US9037140B1Wireless network synchronization of cells and client devices on a networkPROXENSE LLC·Filed 2012·Granted May 19, 2015·47 cites·22 claims
- 1099US8036152B2Integrated power management of a client device via system time slot assignmentPROXENSE LLC·Filed 2007·Granted Oct 11, 2011·94 cites·23 claims
- 1198US10943471B1Biometric authentication using proximity and secure information on a user devicePROXENSE LLC·Filed 2019·Granted Mar 9, 2021·28 cites·20 claims
- 1298US10769939B2Proximity-sensor supporting multiple application servicesPROXENSE LLC·Filed 2017·Granted Sep 8, 2020·26 cites·20 claims
- 1398US10383112B2Dynamic real-time tiered client accessPROXENSE LLC·Filed 2016·Granted Aug 13, 2019·23 cites·18 claims
- 1498US10374795B1Personal digital key initialization and registration for secure transactionsPROXENSE LLC·Filed 2015·Granted Aug 6, 2019·27 cites·20 claims
- 1598US10334541B1Wireless network synchronization of cells and client devices on a networkPROXENSE LLC·Filed 2015·Granted Jun 25, 2019·23 cites·18 claims
- 1698US9265043B2Dynamic real-time tiered client accessPROXENSE LLC·Filed 2013·Granted Feb 16, 2016·24 cites·20 claims
- 1798US9049188B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of usePROXENSE LLC·Filed 2014·Granted Jun 2, 2015·41 cites·20 claims
- 1898US8646042B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of useBROWN DAVID L·Filed 2012·Granted Feb 4, 2014·41 cites·20 claims
- 1998US8340672B2Wireless network synchronization of cells and client devices on a networkBROWN DAVID L·Filed 2007·Granted Dec 25, 2012·55 cites·22 claims
- 2098US8219129B2Dynamic real-time tiered client accessBROWN DAVID L·Filed 2007·Granted Jul 10, 2012·138 cites·18 claims
- 2198US8171528B1Hybrid device having a personal digital key and receiver-decoder circuit and methods of useBROWN DAVID L·Filed 2008·Granted May 1, 2012·71 cites·25 claims
- 2298US7904718B2Personal digital key differentiation for secure transactionsPROXENSE LLC·Filed 2007·Granted Mar 8, 2011·90 cites·32 claims
- 2397US10403128B2Configuration of interfaces for a location detection system and applicationPROXENSE LLC·Filed 2016·Granted Sep 3, 2019·27 cites·18 claims
- 2497US9542542B2Single step transaction authentication using proximity and biometric inputGIOBBI JOHN J·Filed 2007·Granted Jan 10, 2017·48 cites·20 claims
- 2597US9251326B2Personal digital key initialization and registration for secure transactionsPROXENSE LLC·Filed 2014·Granted Feb 2, 2016·25 cites·20 claims
- 2697US8838993B2Personal digital key initialization and registration for secure transactionsPROXENSE LLC·Filed 2013·Granted Sep 16, 2014·25 cites·20 claims
- 2797US8457672B2Dynamic real-time tiered client accessBROWN DAVID L·Filed 2012·Granted Jun 4, 2013·25 cites·19 claims
- 2897US8433919B2Two-level authentication for secure transactionsGIOBBI JOHN J·Filed 2007·Granted Apr 30, 2013·63 cites·37 claims
- 2997US8412949B2Personal digital key initialization and registration for secure transactionsGIOBBI JOHN J·Filed 2007·Granted Apr 2, 2013·41 cites·23 claims
- 3096US9728080B1Proximity-sensor supporting multiple application servicesPROXENSE LLC·Filed 2014·Granted Aug 8, 2017·23 cites·18 claims
- 3196US8659427B2Proximity-sensor supporting multiple application servicesBROWN DAVID L·Filed 2008·Granted Feb 25, 2014·45 cites·27 claims
- 3295US12014369B2Personal digital key initialization and registration for secure transactionsPROXENSE LLC·Filed 2021·Granted Jun 18, 2024·2 cites·20 claims
- 3395US9113464B2Dynamic cell size variation via wireless link parameter adjustmentHIRT FRED S·Filed 2007·Granted Aug 18, 2015·25 cites·26 claims
- 3495USD410026SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted May 18, 1999·55 cites·1 claims
- 3593US9269221B2Configuration of interfaces for a location detection system and applicationGOBBI JOHN J·Filed 2007·Granted Feb 23, 2016·73 cites·28 claims
- 3693US7883003B2Tracking system using personal digital key groupsPROXENSE LLC·Filed 2007·Granted Feb 8, 2011·40 cites·22 claims
- 3793US5588728APortable disk drive carrier and chassisINTEL CORP·Filed 1995·Granted Dec 31, 1996·109 cites·14 claims
- 3892US11553481B2Wireless network synchronization of cells and client devices on a networkPROXENSE LLC·Filed 2019·Granted Jan 10, 2023·3 cites·20 claims
- 3992USD403699SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Jan 5, 1999·48 cites·1 claims
- 4091US11206664B2Wireless network synchronization of cells and client devices on a networkPROXENSE LLC·Filed 2020·Granted Dec 21, 2021·2 cites·20 claims
- 4190USD408849SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 27, 1999·37 cites·1 claims
- 4290USD402308SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Dec 8, 1998·37 cites·1 claims
- 4390US2025349208A1Biometric Authentication Using Proximity and Secure Information on a User DevicePROXENSE LLC·Filed 2025·Application pending·0 cites
- 4489USD407745SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 6, 1999·36 cites·1 claims
- 4589USD407111SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Mar 23, 1999·36 cites·1 claims
- 4688USD413625SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Sep 7, 1999·33 cites·1 claims
- 4788USD409235SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted May 4, 1999·35 cites·1 claims
- 4888USD407742SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Apr 6, 1999·34 cites·1 claims
- 4988USD407743SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 6, 1999·35 cites·1 claims
- 5088USD403351SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Dec 29, 1998·35 cites·1 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →