Inventor · disambiguated record
John L. Pennock
Also filed as: PENNOCK JOHN · PENNOCK JOHN L · PENNOCK JOHN LAURENCE
66 granted patents·6 pending applications·706 citations·filing 1986–2023
99Inventor score
Files withCIRRUS LOGIC INT SEMICONDUCTOR LTD31WOLFSON MICROELECTRONICS PLC14LESSO JOHN P5WOLFSON LTD5LESSO JOHN PAUL4
Top patents by PatentIndex Score
72 records- 0198US7714660B2Amplifier circuit and methods of operation thereofWOLFSON MICROELECTRONICS PLC·Filed 2007·Granted May 11, 2010·41 cites·50 claims
- 0297US10312802B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2017·Granted Jun 4, 2019·12 cites·20 claims
- 0397US9136755B2Charge pump circuitLESSO JOHN PAUL·Filed 2011·Granted Sep 15, 2015·21 cites·32 claims
- 0496US11398777B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Jul 26, 2022·2 cites·14 claims
- 0595US9735672B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2015·Granted Aug 15, 2017·9 cites·20 claims
- 0695US8890604B2Charge pump circuitLESSO JOHN PAUL·Filed 2012·Granted Nov 18, 2014·12 cites·42 claims
- 0795US8331581B2Pattern detection circuitryPENNOCK JOHN L·Filed 2011·Granted Dec 11, 2012·45 cites·27 claims
- 0895US7622984B2Charge pump circuit and methods of operation thereofWOLFSON MICROELECTRONICS PLC·Filed 2007·Granted Nov 24, 2009·34 cites·27 claims
- 0994US12002482B2Data transferCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2022·Granted Jun 4, 2024·3 cites·23 claims
- 1094US9685856B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2016·Granted Jun 20, 2017·6 cites·20 claims
- 1193US11417349B2Data transferCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Aug 16, 2022·3 cites·25 claims
- 1293US11146171B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2019·Granted Oct 12, 2021·5 cites·19 claims
- 1393US8159200B2DC-DC converter circuits, and methods and apparatus including such circuitsLESSO JOHN PAUL·Filed 2011·Granted Apr 17, 2012·11 cites·18 claims
- 1493US4823092AMOS transconductance amplifier for active filtersWOLFSON LTD·Filed 1986·Granted Apr 18, 1989·52 cites·4 claims
- 1592US7723965B2DC-DC converter circuits, and methods and apparatus including such circuitsWOLFSON MICROELECTRONICS PLC·Filed 2007·Granted May 25, 2010·28 cites·37 claims
- 1692US7626445B2Charge pump circuit and methods of operation thereofWOLFSON MICROELECTRONICS PLC·Filed 2007·Granted Dec 1, 2009·34 cites·34 claims
- 1790US9424849B2Data transferCIRRUS LOGIC INT (UK) LTD·Filed 2012·Granted Aug 23, 2016·12 cites·45 claims
- 1890US8643382B2Apparatus and method for testing a capacitive transducer and/or associated electronic circuitrySTEELE COLIN FINDLAY·Filed 2009·Granted Feb 4, 2014·19 cites·32 claims
- 1989US8363856B2Audio amplifier circuit and electronic apparatus including the sameWolfson Microelectronics ple·Filed 2007·Granted Jan 29, 2013·25 cites·37 claims
- 2089US8183931B2Amplifier circuit and methods of operation thereofLESSO JOHN P·Filed 2010·Granted May 22, 2012·6 cites·13 claims
- 2189US7030699B2AmplifierWOLFSON MICROELECTRONICS PLC·Filed 2004·Granted Apr 18, 2006·45 cites·28 claims
- 2289US6799889B2Temperature sensing apparatus and methodsWOLFSON LTD·Filed 2002·Granted Oct 5, 2004·60 cites·45 claims
- 2385US10636431B2Data transferCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2016·Granted Apr 28, 2020·4 cites·14 claims
- 2485US10334339B2MEMS transducer packageCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2015·Granted Jun 25, 2019·5 cites·20 claims
- 2584US6573850B1Digital-to-analogue converter circuitsWOLFSON LTD·Filed 2002·Granted Jun 3, 2003·31 cites·18 claims
- 2683US8660277B2Amplifier circuit and methods of operation thereofLESSO JOHN P·Filed 2011·Granted Feb 25, 2014·3 cites·17 claims
- 2782US4885517AVoice coil actuator positioning amplifierSEAGATE TECHNOLOGY·Filed 1988·Granted Dec 5, 1989·27 cites·16 claims
- 2881US11223360B2Control of semiconductor devicesCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Jan 11, 2022·1 cites·17 claims
- 2981US9306448B2Amplifier circuit and methods of operation thereofWOLFSON MICROELECTRONICS PLC·Filed 2014·Granted Apr 5, 2016·3 cites·21 claims
- 3081US7301401B2Low noise op ampWOLFSON MICROELECTRONICS PLC·Filed 2005·Granted Nov 27, 2007·11 cites·18 claims
- 3180US11811312B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2022·Granted Nov 7, 2023·0 cites·20 claims
- 3279US10187727B2Connectors for data transferCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2017·Granted Jan 22, 2019·2 cites·11 claims
- 3379US10014769B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2017·Granted Jul 3, 2018·1 cites·20 claims
- 3479US8742970B2Analogue-to-digital converterWOLFSON MICROELECTRONICS PLC·Filed 2013·Granted Jun 3, 2014·6 cites·30 claims
- 3579US8373506B2Amplifier circuit and methods of operation thereofWOLFSON MICROELECTRONICS PLC·Filed 2010·Granted Feb 12, 2013·2 cites·17 claims
- 3678US6952176B2Digital-to-analogue converter circuitsWOLFSON MICROELECTRONICS PLC·Filed 2004·Granted Oct 4, 2005·23 cites·11 claims
- 3777US12184281B2Control of semiconductor devicesCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2023·Granted Dec 31, 2024·0 cites·20 claims
- 3877US8750539B2Charge pump circuitsPENNOCK JOHN LAURENCE·Filed 2009·Granted Jun 10, 2014·14 cites·27 claims
- 3977US7573152B2Power sequencing circuitWOLFSON MICROELECTRONICS PLC·Filed 2007·Granted Aug 11, 2009·9 cites·59 claims
- 4076US11722057B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Aug 8, 2023·0 cites·20 claims
- 4176US11652406B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted May 16, 2023·0 cites·17 claims
- 4275US9685855B2Amplifier circuit and methods of operation thereofCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2016·Granted Jun 20, 2017·1 cites·18 claims
- 4375US6828845B2Analogue selectorWOLFSON LTD·Filed 2003·Granted Dec 7, 2004·36 cites·17 claims
- 4474US11652405B2Amplifier circuit and methods of operation thereofCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 4574US11043894B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Jun 22, 2021·0 cites·20 claims
- 4674US10333395B2Charge pump circuitCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2018·Granted Jun 25, 2019·1 cites·20 claims
- 4771US9391508B2Charge pump circuitWOLFSON LTD·Filed 2014·Granted Jul 12, 2016·1 cites·18 claims
- 4870US8581356B2Semiconductor structures for biasing devicesPENNOCK JOHN LAURENCE·Filed 2009·Granted Nov 12, 2013·4 cites·34 claims
- 4968US11831311B2Control of semiconductor devicesCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Nov 28, 2023·0 cites·20 claims
- 5068US10841703B2Connectors for data transferCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Nov 17, 2020·0 cites·20 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when John L. Pennock 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 →