Inventor · disambiguated record
Stefon Shelton
Also filed as: SHELTON STEFON · SHELTON STEFON E · SHELTON STEFON ERIC
20 granted patents·6 pending applications·57 citations·filing 2014–2024
92Inventor score
Top patents by PatentIndex Score
26 records- 0196US11005025B1Piezoelectric micromachined ultrasonic transducers with low stress sensitivity and methods of fabricationCHIRP MICROSYSTEMS INC·Filed 2017·Granted May 11, 2021·12 cites·26 claims
- 0295US12226801B2Apparatus and system for tuning the resonant frequency of a piezoelectric micromachined ultrasonic transducerINVENSENSE INC·Filed 2024·Granted Feb 18, 2025·4 cites·9 claims
- 0393US10293377B2Micromachined ultrasonic transducers with a slotted membrane structureChirp Microsystems·Filed 2016·Granted May 21, 2019·11 cites·48 claims
- 0490US10522737B2Variable thickness diaphragm for a wideband robust piezoelectric micromachined ultrasonic transducer (PMUT)UNIV CALIFORNIA·Filed 2016·Granted Dec 31, 2019·5 cites·24 claims
- 0585US10562069B2Piezoelectric micromachined ultrasonic transducers using two bonded substratesHORSLEY DAVID A·Filed 2017·Granted Feb 18, 2020·5 cites·41 claims
- 0684US11292030B2Piezoelectric micromachined ultrasonic transducers having stress relief featuresCHIRP MICROSYSTEMS INC·Filed 2018·Granted Apr 5, 2022·4 cites·14 claims
- 0782US11844282B2Piezoelectric micromachined ultrasonic transducer with a patterned membrane structureINVENSENSE INC·Filed 2020·Granted Dec 12, 2023·1 cites·17 claims
- 0881US10751755B1Piezoelectric micromachined ultrasonic transducers having differential transmit and receive circuitryCHIRP MICROSYSTEMS INC·Filed 2017·Granted Aug 25, 2020·2 cites·8 claims
- 0980US11938515B2Method for tuning the resonant frequency of a piezoelectric micromachined ultrasonic transducerINVENSENSE INC·Filed 2018·Granted Mar 26, 2024·3 cites·11 claims
- 1079US10573289B2Package waveguide for acoustic sensor with electronic delay compensationCHIRP MICROSYSTEMS INC·Filed 2017·Granted Feb 25, 2020·3 cites·26 claims
- 1177US11800804B2Variable thickness diaphragm for a wideband robust piezoelectric micromachined ultrasonic transducer (PMUT)UNIV CALIFORNIA·Filed 2022·Granted Oct 24, 2023·0 cites·35 claims
- 1276US12284920B2Piezoelectric micromachined ultrasonic transducer with a patterned membrane structureINVENSENSE INC·Filed 2023·Granted Apr 22, 2025·0 cites·18 claims
- 1376US10324181B2Miniature micromachined ultrasonic rangefinderHORSLEY DAVID·Filed 2017·Granted Jun 18, 2019·2 cites·23 claims
- 1475US10566949B2Micromachined ultrasound transducer using multiple piezoelectric materialsCHIRP MICROSYSTEMS INC·Filed 2016·Granted Feb 18, 2020·2 cites·22 claims
- 1573US11462677B2Variable thickness diaphragm for a wideband robust piezoelectric micromachined ultrasonic transducer (PMUT)UNIV CALIFORNIA·Filed 2019·Granted Oct 4, 2022·1 cites·24 claims
- 1670US9323397B2In-air ultrasonic rangefinding and angle estimationUNIV CALIFORNIA·Filed 2014·Granted Apr 26, 2016·2 cites·8 claims
- 1763US11711067B2Micromachined ultrasound transducer using multiple piezoelectric materialsINVENSENSE INC·Filed 2020·Granted Jul 25, 2023·0 cites·19 claims
- 1863US2025116766A1Ultrasonic Sensor Package with Decoupled Acoustic ModesINVENSENSE INC·Filed 2024·Application pending·0 cites
- 1960US2025114822A1PMUT with Plurality of Vent HolesINVENSENSE INC·Filed 2024·Application pending·0 cites
- 2054US2025114821A1Pmut with controlled residual stress and patterningINVENSENSE INC·Filed 2024·Application pending·0 cites
- 2153US2025041899A1PMUT With Partially Inactive PiezoelectricINVENSENSE INC·Filed 2024·Application pending·0 cites
- 2251US11508346B2Miniature ultrasonic transducer packageINVENSENSE INC·Filed 2018·Granted Nov 22, 2022·0 cites·27 claims
- 2351US9710111B2In-air ultrasonic rangefinding and angle estimationUNIV CALIFORNIA·Filed 2016·Granted Jul 18, 2017·0 cites·8 claims
- 2450US12379477B2Ultrasonic direct echo path reductionINVENSENSE INC·Filed 2022·Granted Aug 5, 2025·0 cites·20 claims
- 2544US2020270122A1Multi-cavity package for ultrasonic transducer acoustic mode controlCHIRP MICROSYSTEMS INC·Filed 2020·Application pending·0 cites
- 2634US2015323667A1Time of flight range finding with an adaptive transmit pulse and adaptive receiver processingChirp Microsystems·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →