Topic leaderboard
Stereophonic systems
Ranked by the PatentIndex Score — a 1–99 percentile within H04S · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest H04S patents became public in the last 2 years — the current frontier
- 199Jonathon Reilly46 patents · 1,159 citations
- 296Timothy Sheen84 patents · 1,587 citations
- 392Simon Jarvis34 patents · 715 citations
- 488Michael Darrell Andrew Ericson34 patents · 884 citations
- 583Christopher Kallai31 patents · 875 citations
- 679Hilmar Lehnert45 patents · 1,241 citations
- 775Romi Kadri31 patents · 585 citations
- 871Glen A. Norris123 patents · 717 citations
- 967Mark Plagge16 patents · 385 citations
- 1063Dayn Wilberding48 patents · 616 citations
- 1158Christopher Butts10 patents · 296 citations
- 1254Aurelio Ramos40 patents · 398 citations
- 1350Sunil Bharitkar14 patents · 591 citations
- 1446Bradley M. Starobin30 patents · 564 citations
- 1542Patrick Mcpherson18 patents · 349 citations
- 1638Frank Baumgarte24 patents · 483 citations
- 1733Shao-Fu Shih16 patents · 337 citations
- 1829Martin E. Johnson66 patents · 742 citations
- 1925Kristofer Kjorling12 patents · 361 citations
- 2021Matthias Neusinger23 patents · 371 citations
- 2117Niels Van Erven24 patents · 262 citations
- 2213Luis Vega-Zayas11 patents · 263 citations
- 238Matthew Lyons25 patents · 243 citations
- 244Stuart W. Lumsden24 patents · 242 citations
- 251Yean-Nian W. Chen8 patents · 257 citations
Active· last 5 yrs
Sustained H04S output across the last 5 years
- 199Jonathon Reilly46 patents · 1,159 citations
- 296Timothy Sheen84 patents · 1,587 citations
- 392Simon Jarvis34 patents · 715 citations
- 488Michael Darrell Andrew Ericson34 patents · 884 citations
- 583Christopher Kallai31 patents · 875 citations
- 679Hilmar Lehnert45 patents · 1,241 citations
- 775William H. Bush23 patents · 545 citations
- 871Romi Kadri31 patents · 585 citations
- 967Glen A. Norris123 patents · 717 citations
- 1063Mark Plagge16 patents · 385 citations
- 1158Dayn Wilberding48 patents · 616 citations
- 1254Christopher Butts10 patents · 296 citations
- 1350Aurelio Ramos40 patents · 398 citations
- 1446Jonathan S. Abel18 patents · 789 citations
- 1542Sunil Bharitkar14 patents · 591 citations
- 1638Karlheinz Brandenburg9 patents · 614 citations
- 1733Keith D. Martin14 patents · 486 citations
- 1829Bradley M. Starobin30 patents · 564 citations
- 1925Mark Triplett15 patents · 341 citations
- 2021Robert Reimann15 patents · 341 citations
- 2117Benjamin John Oliver Long9 patents · 280 citations
- 2213Thomas Andrew Carter9 patents · 280 citations
- 238Patrick Mcpherson18 patents · 349 citations
- 244Frank Baumgarte24 patents · 483 citations
- 251Jonas Roeden27 patents · 222 citations
All-time canon
Career PatentIndex Score in H04S
- 199William A. Mccarty9 patents · 5,110 citations
- 296Craig C. Todd13 patents · 2,332 citations
- 392Jonathon Reilly46 patents · 1,159 citations
- 488Stephen Malcolm Smyth8 patents · 1,732 citations
- 583William Paul Smith8 patents · 1,706 citations
- 679Timothy Sheen84 patents · 1,587 citations
- 775Simon Jarvis34 patents · 715 citations
- 871Michael Darrell Andrew Ericson34 patents · 884 citations
- 967Christopher Kallai31 patents · 875 citations
- 1063Hilmar Lehnert45 patents · 1,241 citations
- 1158Michael A. Gerzon16 patents · 1,696 citations
- 1254Ray M. Dolby6 patents · 1,214 citations
- 1350William H. Bush23 patents · 545 citations
- 1446Arnold I. Klayman19 patents · 1,474 citations
- 1542Romi Kadri31 patents · 585 citations
- 1638Glen A. Norris123 patents · 717 citations
- 1733Mark Plagge16 patents · 385 citations
- 1829J. Richard Aylward14 patents · 1,098 citations
- 1925Dayn Wilberding48 patents · 616 citations
- 2021James K. Waller, Jr.8 patents · 813 citations
- 2117Michael Henry Smyth4 patents · 1,522 citations
- 2213Finn A. Arnold10 patents · 756 citations
- 238Michael A. Vaudrey10 patents · 780 citations
- 244William R. Saunders10 patents · 780 citations
- 251James W. Fosgate17 patents · 1,021 citations
Rising· last 2 yrs
The top-scoring H04S patents made public in the last 2 years
- 199US12141347B1✦ AIMachine learning and user driven selective hearing12 cites · 202488% earned
- 296US11985179B1✦ AISpeech signal bandwidth extension using cascaded neural networks17 cites · 202489% earned
- 392US11902773B1✦ AIMethod and system for spatial audio metering using extended reality devices8 cites · 202476% earned
- 488US11921970B1Coordinating virtual interactions with a mini-map10 cites · 202487% earned
- 583US12418870B1Method, apparatus, and device of audio processing combining WiFi and bluetooth low energy 2 cites · 202576% earned
- 679US12010490B1Audio renderer based on audiovisual information5 cites · 202477% earned
- 775US11924367B1Joint noise and echo suppression for two-way audio communication enhancement6 cites · 202485% earned
- 871US12360733B2Systems, methods, and graphical user interfaces for selecting audio output modes of wearab2 cites · 202461% earned
- 967US11997463B1Method and system for generating spatial procedural audio4 cites · 202475% earned
- 1063US12063491B1Systems and methods for generating device-related transfer functions and device-specific r2 cites · 202467% earned
- 1158US11889188B1Computer program product and method for auto-focusing one or more cameras on selected pers3 cites · 202480% earned
- 1254US11947871B1Spatially aware virtual meetings3 cites · 202480% earned
- 1350US12148520B1Virtual therapy-based apparatus and method for treatment of psychological issues2 cites · 202476% earned
- 1446US11924317B1Method and system for time-aligned media playback4 cites · 202475% earned
- 1542US12456469B1Beamforming using image data3 cites · 202580% earned
- 1638US12010494B1Audio system to determine spatial audio filter based on user-specific acoustic transfer fu5 cites · 202484% earned
- 1733USD1076874SHeadset2 cites · 202546% earned
- 1829US11937047B1Ear-worn device with neural network for noise reduction and/or spatial focusing using mult2 cites · 202461% earned
- 1925US11889187B1Computer program product and method for auto-focusing one or more lighting fixtures on sel2 cites · 202476% earned
- 2021US12015658B1Apparatus and method for transmitting spatial audio using multicast2 cites · 202476% earned
- 2117US12264931B1Navigation assistance using spatial audio4 cites · 202582% earned
- 2213US12010493B1Visualizing spatial audio4 cites · 202482% earned
- 238US12525247B2Methods and systems for generating and rendering object based audio with conditional rende1 cites · 202431% earned
- 244US12529789B2Systems and methods for analyzing and displaying acoustic data1 cites · 202439% earned
- 251US12058306B1Two dimensional to three dimensional moving image converter2 cites · 202451% earned
Active· last 5 yrs
The top-scoring H04S patents of the last 5 years
- 199US11212612B2✦ AIVoice control of a media playback system76 cites · 202173% earned
- 296US11727936B2✦ AIVoice detection optimization based on selected voice assistant service43 cites · 202180% earned
- 392US10952006B1✦ AIAdjusting relative left-right sound to provide sense of an avatar's position in a virt50 cites · 202192% earned
- 488US11095857B1Presenter mode in a three-dimensional virtual conference space, and applications thereof46 cites · 202192% earned
- 583USD923638SDisplay screen or portion thereof with transitional graphical user interface52 cites · 202179% earned
- 679US10959018B1Method for autonomous loudspeaker room adaptation52 cites · 202192% earned
- 775US11769505B2Echo of tone interferance cancellation using two acoustic echo cancellers27 cites · 202279% earned
- 871US10966047B1Wireless audio system for recording an audio information and method for using the same32 cites · 202186% earned
- 967US11589184B1Differential spatial rendering of audio sources16 cites · 202389% earned
- 1063US10986301B1Participant overlay and audio placement collaboration system platform and method for overl22 cites · 202190% earned
- 1158US11089427B1Immersive augmented reality experiences using spatial audio21 cites · 202179% earned
- 1254US11523244B1Own voice reinforcement using extra-aural speakers21 cites · 202285% earned
- 1350US10904669B1System for presentation of audio using wearable device24 cites · 202190% earned
- 1446US11432095B1Placement of virtual speakers based on room layout20 cites · 202285% earned
- 1542US11816393B2Dynamic computation of system response volume13 cites · 202372% earned
- 1638US11270672B1Display of virtual assistant in augmented reality19 cites · 202290% earned
- 1733US11146909B1Audio-based presence detection18 cites · 202181% earned
- 1829US11954242B2Devices, methods, and graphical user interfaces for interacting with three-dimensional env15 cites · 202283% earned
- 1925US12141347B1Machine learning and user driven selective hearing12 cites · 202488% earned
- 2021US11082789B1Audio production assistant for style transfers of audio recordings using one-shot parametr18 cites · 202189% earned
- 2117US11520550B1Electronic system for producing a coordinated output using wireless localization of multip17 cites · 202281% earned
- 2213US11115625B1Positional audio metadata generation17 cites · 202189% earned
- 238US11985179B1Speech signal bandwidth extension using cascaded neural networks17 cites · 202489% earned
- 244US11383158B2Headset and method for operating a headset11 cites · 202271% earned
- 251US11902773B1Method and system for spatial audio metering using extended reality devices8 cites · 202476% earned
All-time canon
The defining H04S patents of the whole record
- 199US7571014B1✦ AIMethod and apparatus for controlling multimedia players in a multi-zone system2,211 cites · 200996% earned
- 296US7483538B2✦ AIWireless and wired speaker hub for a home theater system1,702 cites · 200593% earned
- 392US8103009B2✦ AIWired, wireless, infrared, and powerline audio entertainment systems1,658 cites · 200391% earned
- 488US7853341B2Wired, wireless, infrared, and powerline audio entertainment systems1,652 cites · 200491% earned
- 583US7987294B2Unification of multimedia devices1,534 cites · 200895% earned
- 679US7630501B2System and method for calibration of an acoustic system1,517 cites · 200595% earned
- 775US8290603B1User interfaces for controlling and manipulating groupings in a multi-zone media system657 cites · 201284% earned
- 871US6021386ACoding method and apparatus for multiple channels of audio information representing three-578 cites · 200089% earned
- 967US5956674AMulti-channel predictive subband audio coder using psychoacoustic adaptive bit allocation 576 cites · 199989% earned
- 1063US5974380AMulti-channel audio decoder474 cites · 199988% earned
- 1158US5714997AVirtual reality television system459 cites · 199895% earned
- 1254US9042556B2Shaping sound responsive to speaker orientation445 cites · 201381% earned
- 1350US5890125AMethod and apparatus for encoding and decoding multiple audio channels at low bit rates us404 cites · 199995% earned
- 1446US9288597B2Distributed wireless speaker system with automatic configuration determination when new sp387 cites · 201595% earned
- 1542US5583962AEncoder/decoder for multidimensional sound fields385 cites · 199688% earned
- 1638US5095798AElectronic gaming device with pseudo-stereophonic sound generating capabilities381 cites · 199294% earned
- 1733US8934647B2Orientation-responsive acoustic driver selection372 cites · 201294% earned
- 1829US8934655B2Orientation-responsive use of acoustic reflection370 cites · 201294% earned
- 1925US5553147AStereophonic reproduction method and apparatus364 cites · 199694% earned
- 2021US9215545B2Sound stage controller for a near-field speaker-based audio system363 cites · 201489% earned
- 2117US6760451B1Compensating filters361 cites · 200494% earned
- 2213US7792311B1Method and apparatus for automatically enabling subwoofer channel audio based on detection361 cites · 201094% earned
- 238US9319816B1Characterizing environment using ultrasound pilot tones357 cites · 201691% earned
- 244US7676044B2Multi-speaker audio system and automatic control method357 cites · 200594% earned
- 251US9300266B2Speaker equalization for mobile devices355 cites · 201491% earned
Rising· last 2 yrs
Assignees whose newest H04S patents became public in the last 2 years — the current frontier
- 199SONOS INC391 patents · 8,331 citations
- 296BOSE CORP176 patents · 3,277 citations
- 392FRAUNHOFER GES FORSCHUNG294 patents · 1,989 citations
- 488HARMAN INT IND180 patents · 2,100 citations
- 583CREATIVE TECH LTD66 patents · 2,261 citations
- 679AMAZON TECH INC68 patents · 1,346 citations
- 775YAMAHA CORP230 patents · 2,839 citations
- 871MAGIC LEAP INC131 patents · 727 citations
- 967APPLE INC300 patents · 1,534 citations
- 1063LYREN PHILIP SCOTT109 patents · 637 citations
- 1158LG ELECTRONICS INC143 patents · 833 citations
- 1254SAMSUNG ELECTRONICS CO LTD285 patents · 1,439 citations
- 1350DOLBY LABORATORIES LICENSING CORP603 patents · 1,289 citations
- 1446MICROSOFT TECHNOLOGY LICENSING LLC114 patents · 784 citations
- 1542NORRIS GLEN A59 patents · 229 citations
- 1638QUALCOMM INC242 patents · 1,171 citations
- 1733SOUND UNITED LLC27 patents · 238 citations
- 1829DTS INC68 patents · 510 citations
- 1925NIPPON TELEGRAPH & TELEPHONE35 patents · 297 citations
- 2021CANON KK35 patents · 321 citations
- 2117INTEL CORP42 patents · 323 citations
- 2213NEC CORP18 patents · 363 citations
- 238NINTENDO CO LTD16 patents · 619 citations
- 244STARKEY LABS INC34 patents · 249 citations
- 251IBM51 patents · 322 citations
Active· last 5 yrs
Sustained H04S output across the last 5 years
- 199SONOS INC391 patents · 8,331 citations
- 296BOSE CORP176 patents · 3,277 citations
- 392SONY CORP387 patents · 5,922 citations
- 488FRAUNHOFER GES FORSCHUNG294 patents · 1,989 citations
- 583HARMAN INT IND180 patents · 2,100 citations
- 679CREATIVE TECH LTD66 patents · 2,261 citations
- 775AMAZON TECH INC68 patents · 1,346 citations
- 871YAMAHA CORP230 patents · 2,839 citations
- 967MAGIC LEAP INC131 patents · 727 citations
- 1063APPLE INC300 patents · 1,534 citations
- 1158LYREN PHILIP SCOTT109 patents · 637 citations
- 1254LG ELECTRONICS INC143 patents · 833 citations
- 1350HEWLETT PACKARD DEVELOPMENT CO28 patents · 858 citations
- 1446SAMSUNG ELECTRONICS CO LTD285 patents · 1,439 citations
- 1542ULTRAHAPTICS IP LTD9 patents · 280 citations
- 1638DOLBY LABORATORIES LICENSING CORP603 patents · 1,289 citations
- 1733MICROSOFT TECHNOLOGY LICENSING LLC114 patents · 784 citations
- 1829TOSHIBA KK22 patents · 557 citations
- 1925NORRIS GLEN A59 patents · 229 citations
- 2021ADAPTIVE AUDIO LTD7 patents · 350 citations
- 2117MITSUBISHI ELECTRIC CORP18 patents · 417 citations
- 2213QUALCOMM INC242 patents · 1,171 citations
- 238SOUND UNITED LLC27 patents · 238 citations
- 244FACEBOOK TECH LLC91 patents · 713 citations
- 251DTS INC68 patents · 510 citations
All-time canon
All-time PatentIndex Score in H04S
- 199SONOS INC391 patents · 8,331 citations
- 296DOLBY LAB LICENSING CORP48 patents · 4,023 citations
- 392BOSE CORP176 patents · 3,277 citations
- 488DIGITAL THEATER SYST INC6 patents · 1,701 citations
- 583SONY CORP387 patents · 5,922 citations
- 679FRAUNHOFER GES FORSCHUNG294 patents · 1,989 citations
- 775MICROSOFT CORP35 patents · 2,385 citations
- 871HARMAN INT IND180 patents · 2,100 citations
- 967CREATIVE TECH LTD66 patents · 2,261 citations
- 1063SRS LABS INC27 patents · 1,357 citations
- 1158AMAZON TECH INC68 patents · 1,346 citations
- 1254YAMAHA CORP230 patents · 2,839 citations
- 1350MAGIC LEAP INC131 patents · 727 citations
- 1446MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 patents · 1,543 citations
- 1542VICTOR COMPANY OF JAPAN51 patents · 1,653 citations
- 1638Q SOUND LTD18 patents · 1,302 citations
- 1733APPLE INC300 patents · 1,534 citations
- 1829LYREN PHILIP SCOTT109 patents · 637 citations
- 1925KONINKL PHILIPS ELECTRONICS NV41 patents · 1,381 citations
- 2021LG ELECTRONICS INC143 patents · 833 citations
- 2117AGERE SYSTEMS INC18 patents · 1,187 citations
- 2213HEWLETT PACKARD DEVELOPMENT CO28 patents · 858 citations
- 238FOSGATE JAMES W9 patents · 573 citations
- 244HUGHES AIRCRAFT CO5 patents · 587 citations
- 251SONICS ASSOCIATES INC5 patents · 600 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth