Inventor · disambiguated record
Richard M. Powell
Also filed as: POWELL RICHARD · POWELL RICHARD M · POWELL RICHARD MICHAEL
45 granted patents·13 pending applications·1,137 citations·filing 1978–2024
98Inventor score
Top patents by PatentIndex Score
58 records- 0197US11109173B2Method to determine loudspeaker change of placementAPPLE INC·Filed 2020·Granted Aug 31, 2021·22 cites·18 claims
- 0295US10567901B2Method to determine loudspeaker change of placementAPPLE INC·Filed 2015·Granted Feb 18, 2020·22 cites·18 claims
- 0394US9749747B1Efficient system and method for generating an audio beaconAPPLE INC·Filed 2015·Granted Aug 29, 2017·23 cites·29 claims
- 0493US11070676B2Embedded audio passcode in ringtone to establish secure connection for arbitrary phone relayAPPLE INC·Filed 2020·Granted Jul 20, 2021·6 cites·18 claims
- 0592US12177207B2Techniques for verifying user intent and securely configuring computing devicesAPPLE INC·Filed 2021·Granted Dec 24, 2024·2 cites·20 claims
- 0692US12087284B1Environment aware voice-assistant devices, and related systems and methodsAPPLE INC·Filed 2022·Granted Sep 10, 2024·4 cites·20 claims
- 0790US5549654AInteractive interpretation of event markers in body-implantable medical deviceMEDTRONIC INC·Filed 1994·Granted Aug 27, 1996·329 cites·10 claims
- 0888US9859858B2Correction of unknown audio contentAPPLE INC·Filed 2016·Granted Jan 2, 2018·6 cites·20 claims
- 0988US8805693B2Efficient beat-matched crossfadingLINDAHL ARAM·Filed 2010·Granted Aug 12, 2014·16 cites·17 claims
- 1087US10805370B2Alarms for a system of smart media playback devicesAPPLE INC·Filed 2017·Granted Oct 13, 2020·3 cites·20 claims
- 1186US8923995B2Directional audio interface for portable media deviceLINDAHL ARAM·Filed 2009·Granted Dec 30, 2014·15 cites·20 claims
- 1286US4250884AApparatus for and method of programming the minimum energy threshold for pacing pulses to be applied to a patient's heartMEDTRONIC INC·Filed 1978·Granted Feb 17, 1981·152 cites·11 claims
- 1383US5372607AMethod and apparatus for monitoring pacemaker intervalsMEDTRONIC INC·Filed 1993·Granted Dec 13, 1994·264 cites·28 claims
- 1482US10419855B2Cooling for audio appliancesAPPLE INC·Filed 2017·Granted Sep 17, 2019·4 cites·20 claims
- 1582US8706272B2Adaptive encoding and compression of audio broadcast dataLINDAHL ARAM·Filed 2009·Granted Apr 22, 2014·8 cites·29 claims
- 1681US11272465B2Methods and apparatus for synchronization of media playback within a wireless networkAPPLE INC·Filed 2020·Granted Mar 8, 2022·1 cites·20 claims
- 1780US12483611B2Alarms for a system of smart media playback devicesAPPLE INC·Filed 2024·Granted Nov 25, 2025·0 cites·20 claims
- 1878US9704497B2Method and system of audio power reduction and thermal mitigation using psychoacoustic techniquesAPPLE INC·Filed 2015·Granted Jul 11, 2017·3 cites·25 claims
- 1974US8473084B2Audio crossfadingLINDAHL ARAM·Filed 2010·Granted Jun 25, 2013·3 cites·22 claims
- 2074US4236524AProgram testing apparatusMEDTRONIC INC·Filed 1978·Granted Dec 2, 1980·87 cites·5 claims
- 2173US11949725B2Alarms for a system of smart media playback devicesAPPLE INC·Filed 2022·Granted Apr 2, 2024·0 cites·20 claims
- 2266US11979734B2Method to determine loudspeaker change of placementAPPLE INC·Filed 2021·Granted May 7, 2024·0 cites·27 claims
- 2366US11671797B2Techniques for relaying audio messages to devicesAPPLE INC·Filed 2021·Granted Jun 6, 2023·0 cites·19 claims
- 2466US11303686B2Alarms for a system of smart media playback devicesAPPLE INC·Filed 2020·Granted Apr 12, 2022·0 cites·20 claims
- 2566US2024397291A1Techniques for relaying audio messages to devicesAPPLE INC·Filed 2024·Application pending·0 cites
- 2666US2014349259A1Device, method, and graphical user interface for a group reading environmentAPPLE INC·Filed 2014·Application pending·0 cites
- 2765US12089120B2Techniques for relaying audio messages to devicesAPPLE INC·Filed 2023·Granted Sep 10, 2024·0 cites·20 claims
- 2865US6748260B2Hand-held surface ECG and RF apparatus incorporated with a medical deviceMEDTRONIC INC·Filed 2001·Granted Jun 8, 2004·44 cites·18 claims
- 2963US10085224B2Methods and apparatus for synchronization of media playback within a wireless networkAPPLE INC·Filed 2014·Granted Sep 25, 2018·1 cites·20 claims
- 3062US11662974B2Mechanism for retrieval of previously captured audioAPPLE INC·Filed 2021·Granted May 30, 2023·0 cites·20 claims
- 3162US2011040981A1Synchronization of Buffered Audio Data With Live BroadcastAPPLE INC·Filed 2009·Application pending·0 cites
- 3261US11050737B2Techniques for verifying user intent and securely configuring computing devicesAPPLE INC·Filed 2019·Granted Jun 29, 2021·0 cites·20 claims
- 3360US8346203B2Power management techniques for buffering and playback of audio broadcast dataAPPLE INC·Filed 2009·Granted Jan 1, 2013·1 cites·16 claims
- 3460US2020175890A1Device, method, and graphical user interface for a group reading environmentAPPLE INC·Filed 2020·Application pending·0 cites
- 3560US2014315163A1Device, method, and graphical user interface for a group reading environmentAPPLE INC·Filed 2014·Application pending·0 cites
- 3659US10645659B2Methods and apparatus for synchronization of media playback within a wireless networkAPPLE INC·Filed 2018·Granted May 5, 2020·0 cites·19 claims
- 3759US5447525APacemaker which adapts to minimize current drain and provide desired capture safety marginMEDTRONIC INC·Filed 1993·Granted Sep 5, 1995·85 cites·8 claims
- 3857US10432614B2Techniques for verifying user intent and securely configuring computing devicesAPPLE INC·Filed 2017·Granted Oct 1, 2019·0 cites·20 claims
- 3956US2014129015A1Synchronization of buffered audio data with live broadcastAPPLE INC·Filed 2014·Application pending·0 cites
- 4055US10976990B2Mechanism for retrieval of previously captured audioAPPLE INC·Filed 2019·Granted Apr 13, 2021·0 cites·14 claims
- 4154US9524014B2Media playback power management devices and methodsAPPLE INC·Filed 2016·Granted Dec 20, 2016·0 cites·20 claims
- 4253US8768243B2Power management techniques for buffering and playback of audio broadcast dataAPPLE INC·Filed 2012·Granted Jul 1, 2014·0 cites·21 claims
- 4353US2024406651A1Adjustments for Dialogue Enhancement Based on VolumeAPPLE INC·Filed 2024·Application pending·0 cites
- 4453US2010063825A1Systems and Methods for Memory Management and Crossfading in an Electronic DeviceAPPLE INC·Filed 2008·Application pending·0 cites
- 4552US9075697B2Parallel digital filtering of an audio channelPOWELL RICHARD M·Filed 2012·Granted Jul 7, 2015·1 cites·15 claims
- 4651US11501758B2Environment aware voice-assistant devices, and related systems and methodsAPPLE INC·Filed 2020·Granted Nov 15, 2022·0 cites·26 claims
- 4751US9256275B2Media playback power management devices and methodsLINDAHL ARAM·Filed 2010·Granted Feb 9, 2016·0 cites·27 claims
- 4850US2015068037A1Thermal System Including an Environmental Test ChamberSPX CORP·Filed 2013·Application pending·0 cites
- 4947US10856018B2Clock synchronization techniques including modification of sample rate conversionAPPLE INC·Filed 2017·Granted Dec 1, 2020·0 cites·24 claims
- 5047US10452339B2Mechanism for retrieval of previously captured audioAPPLE INC·Filed 2015·Granted Oct 22, 2019·0 cites·18 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Richard M. Powell 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 →