Inventor · disambiguated record
Peter V. Loeppert
Also filed as: LOEPPERT PETER · LOEPPERT PETER V
57 granted patents·10 pending applications·2,197 citations·filing 1983–2024
99Inventor score
Files withKNOWLES ELECTRONICS LLC44LOEPPERT PETER V6KNOWLES ELECTRONICS INC5GOULD INC2RYAN WILLIAM A2
Top patents by PatentIndex Score
67 records- 0199US5870482AMiniature silicon condenser microphoneKNOWLES ELECTRONICS INC·Filed 1997·Granted Feb 9, 1999·408 cites·28 claims
- 0298US9516421B1Acoustic sensing apparatus and method of manufacturing the sameKNOWLES ELECTRONICS LLC·Filed 2015·Granted Dec 6, 2016·47 cites·20 claims
- 0398US6535460B2Miniature broadband acoustic transducerKNOWLES ELECTRONICS LLC·Filed 2001·Granted Mar 18, 2003·290 cites·42 claims
- 0498US5490220ASolid state condenser and microphone devicesKNOWLES ELECTRONICS INC·Filed 1994·Granted Feb 6, 1996·298 cites·22 claims
- 0597US11509980B2Sub-miniature microphoneKNOWLES ELECTRONICS LLC·Filed 2020·Granted Nov 22, 2022·6 cites·16 claims
- 0697US6847090B2Silicon capacitive microphoneKNOWLES ELECTRONICS LLC·Filed 2002·Granted Jan 25, 2005·144 cites·29 claims
- 0796US10939214B2Acoustic transducers with a low pressure zone and diaphragms having enhanced complianceKNOWLES ELECTRONICS LLC·Filed 2019·Granted Mar 2, 2021·16 cites·24 claims
- 0895US9237402B2Integrated CMOS/MEMS microphone dieKNOWLES ELECTRONICS LLC·Filed 2015·Granted Jan 12, 2016·17 cites·6 claims
- 0995US9078063B2Microphone assembly with barrier to prevent contaminant infiltrationKNOWLES ELECTRONICS LLC·Filed 2013·Granted Jul 7, 2015·52 cites·41 claims
- 1095US5740261AMiniature silicon condenser microphoneKNOWLES ELECTRONICS INC·Filed 1996·Granted Apr 14, 1998·205 cites·38 claims
- 1195US5178015ASilicon-on-silicon differential input sensorsMONOLITHIC SENSORS INC·Filed 1991·Granted Jan 12, 1993·151 cites·10 claims
- 1294US11617042B2Acoustic transducers with a low pressure zone and diaphragms having enhanced complianceKNOWLES ELECTRONICS LLC·Filed 2021·Granted Mar 28, 2023·3 cites·23 claims
- 1393US11910138B2Sub-miniature microphoneKNOWLES ELECTRONICS LLC·Filed 2022·Granted Feb 20, 2024·2 cites·9 claims
- 1493US11554951B2MEMS device with electrodes and a dielectricKNOWLES ELECTRONICS LLC·Filed 2020·Granted Jan 17, 2023·2 cites·20 claims
- 1593US8170244B2Microphone having multiple transducer elementsRYAN WILLIAM A·Filed 2009·Granted May 1, 2012·44 cites·18 claims
- 1692US8687823B2Microphone interface and method of operationLOEPPERT PETER V·Filed 2010·Granted Apr 1, 2014·22 cites·8 claims
- 1792US7023066B2Silicon microphoneKNOWLES ELECTRONICS LLC·Filed 2001·Granted Apr 4, 2006·67 cites·33 claims
- 1891US4508613AMiniaturized potassium ion sensorGOULD INC·Filed 1983·Granted Apr 2, 1985·85 cites·8 claims
- 1989US11689848B2Capacitive sensor assembly and electrical circuit thereforKNOWLES ELECTRONICS LLC·Filed 2020·Granted Jun 27, 2023·2 cites·20 claims
- 2089US7297567B2Method for singulating a released microelectromechanical system waferKNOWLES ELECTRONICS LLC·Filed 2006·Granted Nov 20, 2007·14 cites·32 claims
- 2188US11540048B2Reduced noise MEMS device with force feedbackKNOWLES ELECTRONICS LLC·Filed 2021·Granted Dec 27, 2022·2 cites·22 claims
- 2288US11206494B2Microphone device with ingress protectionKNOWLES ELECTRONICS LLC·Filed 2019·Granted Dec 21, 2021·5 cites·22 claims
- 2388US9479854B2Microphone assembly with barrier to prevent contaminant infiltrationKNOWLES ELECTRONICS LLC·Filed 2015·Granted Oct 25, 2016·8 cites·20 claims
- 2487US11827511B2Force feedback compensated absolute pressure sensorKNOWLES ELECTRONICS LLC·Filed 2019·Granted Nov 28, 2023·3 cites·21 claims
- 2587US8791531B2Package with a CMOS die positioned underneath a MEMS dieLOEPPERT PETER V·Filed 2011·Granted Jul 29, 2014·12 cites·16 claims
- 2686US12240748B2MEMS die and MEMS-based sensorKNOWLES ELECTRONICS LLC·Filed 2021·Granted Mar 4, 2025·1 cites·19 claims
- 2786US11772961B2MEMS device with perimeter barometric relief pierceKNOWLES ELECTRONICS LLC·Filed 2021·Granted Oct 3, 2023·1 cites·18 claims
- 2886US8594347B2Microphone having multiple transducer elementsRYAN WILLIAM A·Filed 2012·Granted Nov 26, 2013·11 cites·2 claims
- 2985US11122360B2Microphone assembly with back volume ventKNOWLES ELECTRONICS LLC·Filed 2020·Granted Sep 14, 2021·2 cites·25 claims
- 3084US12497283B2MEMS die and MEMS-based sensorKNOWLES ELECTRONICS LLC·Filed 2024·Granted Dec 16, 2025·0 cites·32 claims
- 3183US11197104B2MEMS transducer including free plate diaphragm with spring membersKNOWLES ELECTRONICS LLC·Filed 2019·Granted Dec 7, 2021·2 cites·22 claims
- 3283US10805702B2Systems and methods for reducing noise in microphonesKNOWLES ELECTRONICS LLC·Filed 2019·Granted Oct 13, 2020·3 cites·16 claims
- 3382US8987030B2MEMS package and a method for manufacturing the sameLOEPPERT PETER V·Filed 2010·Granted Mar 24, 2015·9 cites·22 claims
- 3482US6552469B1Solid state transducer for converting between an electrical signal and soundKNOWLES ELECTRONICS LLC·Filed 1999·Granted Apr 22, 2003·76 cites·13 claims
- 3582US4760250AOptoelectronics system for measuring environmental properties having plural feedback detectorsSPECTRAMED INC·Filed 1986·Granted Jul 26, 1988·46 cites·14 claims
- 3681US8457332B2Microphone and orientation sensor assemblyLOEPPERT PETER·Filed 2010·Granted Jun 4, 2013·11 cites·12 claims
- 3781US5861779AImpedance circuit for a miniature hearing aidKNOWLES ELECTRONICS INC·Filed 1996·Granted Jan 19, 1999·39 cites·33 claims
- 3878US11753295B2MEMS device with electrodes and a dielectricKNOWLES ELECTRONICS LLC·Filed 2022·Granted Sep 12, 2023·0 cites·12 claims
- 3978US8073153B2System and method for engaging in conversation while using an earphoneLOEPPERT PETER V·Filed 2007·Granted Dec 6, 2011·8 cites·39 claims
- 4078US6987859B2Raised microstructure of silicon based deviceKNOWLES ELECTRONICS LLC·Filed 2001·Granted Jan 17, 2006·21 cites·23 claims
- 4174US4746898ABi-phase decoderGOULD INC·Filed 1986·Granted May 24, 1988·27 cites·1 claims
- 4270US9635460B2Sensitivity adjustment apparatus and method for MEMS devicesSCHULTZ JORDAN T·Filed 2012·Granted Apr 25, 2017·5 cites·20 claims
- 4369US11554953B2MEMS device with electrodes and a dielectricKNOWLES ELECTRONICS LLC·Filed 2020·Granted Jan 17, 2023·0 cites·24 claims
- 4465US11671766B2Microphone device with ingress protectionKNOWLES ELECTRONICS LLC·Filed 2021·Granted Jun 6, 2023·0 cites·18 claims
- 4564US11560303B2MEMS device with a diaphragm having a net compressive stressKNOWLES ELECTRONICS LLC·Filed 2020·Granted Jan 24, 2023·0 cites·14 claims
- 4664US11516597B2Force feedback actuator for a MEMS transducerKNOWLES ELECTRONICS LLC·Filed 2020·Granted Nov 29, 2022·0 cites·21 claims
- 4764US9399574B2MEMS package and a method for manufacturing the sameKNOWLES ELECTRONIC LLC·Filed 2015·Granted Jul 26, 2016·2 cites·16 claims
- 4863US11159867B2Systems and methods for reducing noise in microphonesKNOWLES ELECTRONICS LLC·Filed 2020·Granted Oct 26, 2021·0 cites·20 claims
- 4962US11212621B2Composite diaphragms having balanced stressKNOWLES ELECTRONICS LLC·Filed 2020·Granted Dec 28, 2021·0 cites·20 claims
- 5061US12291445B2Dual diaphragm dielectric sensorKNOWLES ELECTRONICS LLC·Filed 2022·Granted May 6, 2025·0 cites·20 claims
Showing the top 50 of 67 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →