Inventor · disambiguated record
Carl Liepold
Also filed as: LIEPOLD CARL · LIEPOLD CARL F · LIEPOLD CARL FERDINAND
21 granted patents·1 pending application·424 citations·filing 1991–2022
95Inventor score
Top patents by PatentIndex Score
22 records- 0197US9473144B1Integrated circuit device with programmable analog subsystemCYPRESS SEMICONDUCTOR CORP·Filed 2015·Granted Oct 18, 2016·56 cites·17 claims
- 0296US9176636B1Low power capacitive sensor buttonCYPRESS SEMICONDUCTOR CORP·Filed 2015·Granted Nov 3, 2015·21 cites·20 claims
- 0396US5408235ASecond order Sigma-Delta based analog to digital converter having superior analog components and having a programmable comb filter coupled to the digital signal processorINTEL CORP·Filed 1994·Granted Apr 18, 1995·153 cites·16 claims
- 0495US8779783B1Mutual capacitance sensing using a self-capacitance sensing deviceCYPRESS SEMICONDUCTOR CORP·Filed 2013·Granted Jul 15, 2014·25 cites·16 claims
- 0583US9652015B2Low-power touch button sensing systemCYPRESS SEMICONDUCTOR CORP·Filed 2015·Granted May 16, 2017·2 cites·20 claims
- 0682US6348882B15-ary receiver utilizing common mode insensitive differential offset comparatorPHILIPS ELECTRONICS NA·Filed 2000·Granted Feb 19, 2002·32 cites·26 claims
- 0776US10116307B2Low power capacitive sensor buttonCYPRESS SEMICONDUCTOR CORP·Filed 2015·Granted Oct 30, 2018·2 cites·20 claims
- 0875US9634667B2Integrated circuit device with programmable analog subsystemCYPRESS SEMICONDUCTOR CORP·Filed 2015·Granted Apr 25, 2017·4 cites·25 claims
- 0974US6252209B1Adaptive temperature control circuit with PWM outputANDIGILOG INC·Filed 1999·Granted Jun 26, 2001·45 cites·9 claims
- 1069US10303236B2Low-power touch button sensing systemCYPRESS SEMICONDUCTOR CORP·Filed 2017·Granted May 28, 2019·1 cites·22 claims
- 1164US5694439ABi-directional low pass filtering method and apparatusINTEL CORP·Filed 1995·Granted Dec 2, 1997·16 cites·16 claims
- 1263US11275423B2Low-power touch button sensing systemCYPRESS SEMICONDUCTOR CORP·Filed 2019·Granted Mar 15, 2022·0 cites·20 claims
- 1361US5202590ASubthreshold sense circuit for clamping an injected currentINTEL CORP·Filed 1991·Granted Apr 13, 1993·16 cites·11 claims
- 1457US10558313B2Low power capacitive sensor buttonCYPRESS SEMICONDUCTOR CORP·Filed 2018·Granted Feb 11, 2020·0 cites·20 claims
- 1555US7857510B2Temperature sensing circuitLIEPOLD CARL F·Filed 2003·Granted Dec 28, 2010·14 cites·16 claims
- 1654US5841821ABi-directional low pass filtering method and apparatusINTEL CORP·Filed 1996·Granted Nov 24, 1998·12 cites·28 claims
- 1751US9960773B2Integrated circuit device with programmable analog subsystemCYPRESS SEMICONDUCTOR CORP·Filed 2016·Granted May 1, 2018·0 cites·20 claims
- 1850US12003217B2Oscillator frequency compensation with a fixed capacitorCYPRESS SEMICONDUCTOR CORP·Filed 2022·Granted Jun 4, 2024·0 cites·20 claims
- 1943US6198421B1Neural-flash analog-to-digital converter using weighted current similationINTLE CORP·Filed 1999·Granted Mar 6, 2001·10 cites·24 claims
- 2042US2005099163A1Temperature managerANDIGILOG INC·Filed 2004·Application pending·0 cites
- 2141US5436628AProgrammable frequency timing generator with phase adjustINTEL CORP·Filed 1993·Granted Jul 25, 1995·12 cites·9 claims
- 2234US6081139ADifferential amplifier with lateral bipolar transistorINTEL CORP·Filed 1997·Granted Jun 27, 2000·3 cites·19 claims
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