Topic leaderboard
Control of amplification
Ranked by the PatentIndex Score — a 1–99 percentile within H03G · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest H03G patents became public in the last 2 years — the current frontier
- 199Michael Darrell Andrew Ericson47 patents · 1,443 citations
- 296Christopher Kallai33 patents · 848 citations
- 392Timothy Sheen35 patents · 585 citations
- 488Michael J. Koss35 patents · 237 citations
- 583Aurelio Ramos36 patents · 390 citations
- 679Jeffrey Riedmiller53 patents · 376 citations
- 775Ikuroh Ichitsubo20 patents · 354 citations
- 871Craig Wisneski15 patents · 509 citations
- 967Frank Baumgarte20 patents · 214 citations
- 1063Philip John Lehtola13 patents · 123 citations
- 1158Jonathon Reilly17 patents · 485 citations
- 1254Dayn Wilberding17 patents · 163 citations
- 1350Javier Gonzalez-Dominguez7 patents · 222 citations
- 1446Carmine Bonanno19 patents · 86 citations
- 1542Seamus Daly10 patents · 453 citations
- 1638Todd Mansfield10 patents · 453 citations
- 1733Romi Kadri13 patents · 47 citations
- 1829Ted Lin7 patents · 38 citations
- 1925Bipul Agarwal20 patents · 85 citations
- 2021David Halchin7 patents · 47 citations
- 2117Daniel Casimiro7 patents · 101 citations
- 2213Nathan Fish7 patents · 101 citations
- 238Adrian M. Schuster7 patents · 38 citations
- 244Andrew K. Wells7 patents · 38 citations
- 251Kevin J. Bastyr7 patents · 38 citations
Active· last 5 yrs
Sustained H03G output across the last 5 years
- 199Michael Darrell Andrew Ericson47 patents · 1,443 citations
- 296Christopher Kallai33 patents · 848 citations
- 392Robert Reimann27 patents · 686 citations
- 488Timothy Sheen35 patents · 585 citations
- 583James S. Cable12 patents · 653 citations
- 679Mark L. Burgener12 patents · 653 citations
- 775Mark Triplett20 patents · 496 citations
- 871Michael J. Koss35 patents · 237 citations
- 967Aurelio Ramos36 patents · 390 citations
- 1063Serge Francois Drogi28 patents · 645 citations
- 1158Sabah Khesbak16 patents · 428 citations
- 1254Michael R. Kay15 patents · 523 citations
- 1350David Steven Ripley35 patents · 817 citations
- 1446Glenn Zelniker26 patents · 730 citations
- 1542Anthony Bongiovi30 patents · 846 citations
- 1638John Paul Lesso54 patents · 313 citations
- 1733Gregory J. Hallingstad21 patents · 141 citations
- 1829Morgan J. Lowery21 patents · 141 citations
- 1925Phillip Fuller18 patents · 466 citations
- 2021Jeffrey Riedmiller53 patents · 376 citations
- 2117Lapoe E. Lynn11 patents · 237 citations
- 2213Ikuroh Ichitsubo20 patents · 354 citations
- 238Samuel W. Sheng10 patents · 229 citations
- 244Craig Wisneski15 patents · 509 citations
- 251Philip H. Thompson7 patents · 343 citations
All-time canon
Career PatentIndex Score in H03G
- 199Michael Darrell Andrew Ericson47 patents · 1,443 citations
- 296David F. Sorrells41 patents · 2,099 citations
- 392Gregory S. Rawlins41 patents · 2,099 citations
- 488Michael W. Rawlins41 patents · 2,099 citations
- 583Frank Carr17 patents · 804 citations
- 679Daniel D. Sheppard11 patents · 2,526 citations
- 775Safi Qureshey11 patents · 2,526 citations
- 871Klaas Bult35 patents · 993 citations
- 967Christopher Kallai33 patents · 848 citations
- 1063Robert Reimann27 patents · 686 citations
- 1158Timothy Sheen35 patents · 585 citations
- 1254Clifford Hessel11 patents · 598 citations
- 1350James S. Cable12 patents · 653 citations
- 1446Mark L. Burgener12 patents · 653 citations
- 1542Paul E. Peterzell10 patents · 867 citations
- 1638Ralph Duncan7 patents · 452 citations
- 1733Mark Triplett20 patents · 496 citations
- 1829Chandra Vaidyanathan14 patents · 685 citations
- 1925Adil Benyassine12 patents · 806 citations
- 2021Huan-Yu Su12 patents · 735 citations
- 2117Karl M. Bizjak7 patents · 523 citations
- 2213Kenneth James Gundry13 patents · 824 citations
- 238Michael E. Kreeger5 patents · 266 citations
- 244Barrie Gilbert48 patents · 1,711 citations
- 251Ronald A. Meck13 patents · 517 citations
Rising· last 2 yrs
The top-scoring H03G patents made public in the last 2 years
- 199US12174651B1✦ AICapacitor-less linear low drop out voltage regulating system and method with enhanced PSR,3 cites · 202480% earned
- 296US11863145B1✦ AIAutomatic gain control (AGC) using a wideband RF tuner in RF amplifiers in a hybrid fiber-5 cites · 202484% earned
- 392US11968504B1✦ AIHearing-assist systems and methods for audio quality enhancements in performance venues3 cites · 202472% earned
- 488US11949634B1Automatic gain control loop (AGC) for wireless local area network (WLAN) communications4 cites · 202482% earned
- 583US12074573B2Multi-mode broadband low noise amplifier2 cites · 202461% earned
- 679US12342135B2Operation modes, audio layering, and dedicated controls for targeted audio experiences1 cites · 202450% earned
- 775US12095144B1Radio frequency active antenna system in a package2 cites · 202467% earned
- 871US11921952B1Signal processing circuit and method2 cites · 202476% earned
- 967US12107610B2Measurement and calibration of mismatch in an isolation channel1 cites · 202440% earned
- 1063US12207063B2Automatic audio equalization for online conferences1 cites · 202456% earned
- 1158US12041431B1System and method for augmenting vehicle sound system1 cites · 202456% earned
- 1254US11916524B1Auto-calibration of power line communication signal leveling1 cites · 202467% earned
- 1350US12301190B2Audio control using auditory event detection0 cites · 20240% earned
- 1446US12170864B2Wooden or other dielectric capacitive touch interface and loudspeaker having same0 cites · 20240% earned
- 1542US12175992B2System for maintaining reversible dynamic range control information associated with parame0 cites · 20240% earned
- 1638US12210799B2Dynamic range control for a wide variety of playback environments0 cites · 20240% earned
- 1733US12212937B2Calibration state variable0 cites · 20240% earned
- 1829US12266374B2Cross product enhanced subband block based harmonic transposition0 cites · 20240% earned
- 1925US12279104B1Loudness adjustment for downmixed audio content0 cites · 20250% earned
- 2021US12176626B2Position-based playback of multichannel audio0 cites · 20240% earned
- 2117US12316293B2Measuring speech intelligibility of an audio environment0 cites · 20240% earned
- 2213US12483219B2Synchronized controller0 cites · 20240% earned
- 238US12183355B2System and method for non-destructively normalizing loudness of audio signals within porta0 cites · 20240% earned
- 244US12518759B2Image display apparatus and method of controlling the same0 cites · 20240% earned
- 251US12167084B2Methods and apparatus for playback using pre-processed information and personalization0 cites · 20240% earned
Active· last 5 yrs
The top-scoring H03G patents of the last 5 years
- 199US11307539B1✦ AIMethod of extended state observer based fractional order controller design for integer hig21 cites · 202290% earned
- 296US10904669B1✦ AISystem for presentation of audio using wearable device24 cites · 202190% earned
- 392US11164592B1✦ AIResponsive automatic gain control24 cites · 202190% earned
- 488US11610587B2Personalized sound management and method11 cites · 202269% earned
- 583US11383158B2Headset and method for operating a headset11 cites · 202271% earned
- 679US11423303B1Machine learning based methodology for adaptative equalization19 cites · 202290% earned
- 775US11711060B2Audio control using auditory event detection10 cites · 202259% earned
- 871US11159191B1Wireless amplifier circuitry for carrier aggregation15 cites · 202183% earned
- 967US11257511B1Voice equalization based on face position and system therefor11 cites · 202288% earned
- 1063US11075661B1Method and apparatus to optimize power clamping11 cites · 202174% earned
- 1158US10992277B1Variable gain amplifier with embedded equalization for uniform tuning11 cites · 202188% earned
- 1254US11711879B2Systems and methods for emulating an environment created by the outputs of a plurality of 8 cites · 202173% earned
- 1350US11817829B2Multi-mode broadband low noise amplifier8 cites · 202276% earned
- 1446US11036262B1Radio frequency power amplifier with adjacent channel leakage correction circuit11 cites · 202188% earned
- 1542US12174651B1Capacitor-less linear low drop out voltage regulating system and method with enhanced PSR,3 cites · 202480% earned
- 1638US11658631B1System and method for automatically tuning an audio system6 cites · 202385% earned
- 1733US11381427B1Continuous-time linear equalizer of compact layout and high immunity to common-mode noise7 cites · 202286% earned
- 1829US11848655B1Multi-channel volume level equalization based on user preferences7 cites · 202386% earned
- 1925US11990881B2Automated tuning by measuring and equalizing speaker output in an audio environment4 cites · 202354% earned
- 2021US11515617B1Radio frequency active antenna system in a package8 cites · 202280% earned
- 2117US11296667B1Two-dimensional continuous-time linear equalizer for high-speed applications8 cites · 202286% earned
- 2213US11153682B1Micro-speaker audio power reproduction system and method with reduced energy use and therm8 cites · 202186% earned
- 238US12010744B2Occupant condition detection and response5 cites · 202361% earned
- 244US11467267B1Techniques for automatic gain control in a time domain for a signal path for a frequency m5 cites · 202269% earned
- 251US11863145B1Automatic gain control (AGC) using a wideband RF tuner in RF amplifiers in a hybrid fiber-5 cites · 202484% earned
All-time canon
The defining H03G patents of the whole record
- 199US8234395B2✦ AISystem and method for synchronizing operations among a plurality of independently clocked 2,182 cites · 200778% earned
- 296US8483853B1✦ AIControlling and manipulating groupings in a multi-zone media system1,943 cites · 201385% earned
- 392US8045952B2✦ AIMethod and device for obtaining playlist content over a network1,719 cites · 200785% earned
- 488US8050652B2Method and device for an internet radio capable of obtaining playlist content from a conte685 cites · 200784% earned
- 583US5027410AAdaptive, programmable signal processing and filtering for hearing aids457 cites · 199195% earned
- 679US9042556B2Shaping sound responsive to speaker orientation445 cites · 201381% earned
- 775US6704421B1Automatic multichannel equalization control system for a multimedia computer431 cites · 200495% earned
- 871US7072477B1Method and apparatus for automatically normalizing a perceived volume level in a digitally402 cites · 200692% earned
- 967US5872481AEfficient parallel-stage power amplifier374 cites · 199994% earned
- 1063US5384547AApparatus and method for attenuating a multicarrier input signal of a linear device372 cites · 199594% earned
- 1158US6760451B1Compensating filters361 cites · 200494% earned
- 1254US9300266B2Speaker equalization for mobile devices355 cites · 201491% earned
- 1350US5386478ASound system remote control with acoustic sensor338 cites · 199594% earned
- 1446US5420536ALinearized power amplifier334 cites · 199594% earned
- 1542US6687492B1System and method for antenna diversity using joint maximal ratio combining325 cites · 200488% earned
- 1638US5732334ARadio transmitter and method of controlling transmission by radio transmitter322 cites · 199894% earned
- 1733US6710651B2Systems and methods for controlling output power in a communication device319 cites · 200394% earned
- 1829US5666426AAutomatic volume control to compensate for ambient noise variations314 cites · 199794% earned
- 1925US8229125B2Adjusting dynamic range of an audio system310 cites · 201094% earned
- 2021US4811421ATransmission power control device in a radio communication transmitting/receiving station306 cites · 198994% earned
- 2117US5790671AMethod for automatically adjusting audio response for improved intelligibility305 cites · 199894% earned
- 2213US8306235B2Method and apparatus for using a sound sensor to adjust the audio output for a device304 cites · 200991% earned
- 238US7711129B2Method and system for approximating graphic equalizers using dynamic filter order reductio302 cites · 200591% earned
- 244US8977974B2Ambient noise based augmentation of media playback302 cites · 201091% earned
- 251US4455675AHeadphoning300 cites · 198494% earned
Rising· last 2 yrs
Assignees whose newest H03G patents became public in the last 2 years — the current frontier
- 199SONOS INC289 patents · 3,688 citations
- 296QUALCOMM INC209 patents · 4,806 citations
- 392SKYWORKS SOLUTIONS INC218 patents · 3,454 citations
- 488IBM90 patents · 2,122 citations
- 583SAMSUNG ELECTRONICS CO LTD302 patents · 2,907 citations
- 679HARMAN INT IND57 patents · 1,170 citations
- 775TEXAS INSTRUMENTS INC180 patents · 2,610 citations
- 871ERICSSON TELEFON AB L M85 patents · 1,786 citations
- 967YAMAHA CORP83 patents · 1,111 citations
- 1063BOSE CORP89 patents · 1,262 citations
- 1158APPLE INC106 patents · 1,018 citations
- 1254TOSHIBA KK160 patents · 2,432 citations
- 1350AMAZON TECH INC33 patents · 743 citations
- 1446DOLBY LABORATORIES LICENSING CORP154 patents · 423 citations
- 1542KOSS CORP32 patents · 119 citations
- 1638SILICON LAB INC42 patents · 499 citations
- 1733RAYTHEON CO25 patents · 436 citations
- 1829PSEMI CORP55 patents · 232 citations
- 1925INFINEON TECHNOLOGIES AG93 patents · 677 citations
- 2021QORVO US INC31 patents · 217 citations
- 2117MICRO MOBIO CORP14 patents · 209 citations
- 2213BOSCH GMBH ROBERT24 patents · 320 citations
- 238CIRRUS LOGIC INT SEMICONDUCTOR LTD121 patents · 278 citations
- 244NXP BV83 patents · 365 citations
- 251BIAMP SYS LLC29 patents · 43 citations
Active· last 5 yrs
Sustained H03G output across the last 5 years
- 199SONOS INC289 patents · 3,688 citations
- 296QUALCOMM INC209 patents · 4,806 citations
- 392SKYWORKS SOLUTIONS INC218 patents · 3,454 citations
- 488IBM90 patents · 2,122 citations
- 583MITSUBISHI ELECTRIC CORP97 patents · 2,493 citations
- 679SAMSUNG ELECTRONICS CO LTD302 patents · 2,907 citations
- 775HARMAN INT IND57 patents · 1,170 citations
- 871TEXAS INSTRUMENTS INC180 patents · 2,610 citations
- 967ERICSSON TELEFON AB L M85 patents · 1,786 citations
- 1063YAMAHA CORP83 patents · 1,111 citations
- 1158BOSE CORP89 patents · 1,262 citations
- 1254SONY CORP252 patents · 4,163 citations
- 1350ANALOG DEVICES INC128 patents · 3,005 citations
- 1446APPLE INC106 patents · 1,018 citations
- 1542TOSHIBA KK160 patents · 2,432 citations
- 1638MARVELL INT LTD63 patents · 652 citations
- 1733AMAZON TECH INC33 patents · 743 citations
- 1829DOLBY LABORATORIES LICENSING CORP154 patents · 423 citations
- 1925INTEL CORP71 patents · 696 citations
- 2021KOSS CORP32 patents · 119 citations
- 2117NIPPON TELEGRAPH & TELEPHONE26 patents · 430 citations
- 2213MAXIM INTEGRATED PRODUCTS39 patents · 572 citations
- 238SILICON LAB INC42 patents · 499 citations
- 244BONGIOVI ACOUSTICS LLC19 patents · 319 citations
- 251RAYTHEON CO25 patents · 436 citations
All-time canon
All-time PatentIndex Score in H03G
- 199SONOS INC289 patents · 3,688 citations
- 296PARKERVISION INC28 patents · 1,738 citations
- 392BROADCOM CORP277 patents · 4,887 citations
- 488MOTOROLA INC367 patents · 14,971 citations
- 583QUALCOMM INC209 patents · 4,806 citations
- 679MILLINGTON NICHOLAS A J6 patents · 2,278 citations
- 775HARRIS CORP53 patents · 2,182 citations
- 871INTERDIGITAL TECH CORP38 patents · 744 citations
- 967ERICSSON INC14 patents · 1,336 citations
- 1063SKYWORKS SOLUTIONS INC218 patents · 3,454 citations
- 1158TROPIAN INC10 patents · 822 citations
- 1254IBM90 patents · 2,122 citations
- 1350MITSUBISHI ELECTRIC CORP97 patents · 2,493 citations
- 1446OAKLEY INC6 patents · 732 citations
- 1542SAMSUNG ELECTRONICS CO LTD302 patents · 2,907 citations
- 1638NOKIA MOBILE PHONES LTD55 patents · 2,552 citations
- 1733HARMAN INT IND57 patents · 1,170 citations
- 1829CONEXANT SYSTEMS INC22 patents · 1,370 citations
- 1925TEXAS INSTRUMENTS INC180 patents · 2,610 citations
- 2021LUCENT TECHNOLOGIES INC48 patents · 2,052 citations
- 2117ERICSSON TELEFON AB L M85 patents · 1,786 citations
- 2213YAMAHA CORP83 patents · 1,111 citations
- 238PIONEER ELECTRONIC CORP112 patents · 2,796 citations
- 244BOSE CORP89 patents · 1,262 citations
- 251SONY CORP252 patents · 4,163 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth