Inventor · disambiguated record
Franz Prexl
Also filed as: PREXL FRANZ
19 granted patents·1 pending application·947 citations·filing 1994–2019
95Inventor score
Top patents by PatentIndex Score
20 records- 0198US7595616B2Control circuit for a polarity inverting buck-boost DC-DC converterTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2005·Granted Sep 29, 2009·278 cites·13 claims
- 0298US7518346B2Buck-boost DC/DC converter with overlap control using ramp shift signalTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2007·Granted Apr 14, 2009·307 cites·14 claims
- 0393US6215286B1Step-up/step-down switching regulator operationTEXAS INSTRUMENTS DEUTSCHLAND·Filed 1999·Granted Apr 10, 2001·152 cites·20 claims
- 0488US6861901B2Voltage follower circuitTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2003·Granted Mar 1, 2005·44 cites·10 claims
- 0584US7276888B2Precharge circuit for DC/DC boost converter startupTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2005·Granted Oct 2, 2007·12 cites·9 claims
- 0684US7078885B2DC-DC CMOS converterTEXAS INSTRUMENTS INC·Filed 2005·Granted Jul 18, 2006·12 cites·4 claims
- 0782US8841895B2Electronic device for average current mode DC-DC conversionPREXL FRANZ·Filed 2012·Granted Sep 23, 2014·7 cites·2 claims
- 0881US8035311B2Light-emitting semiconductor device driver and methodTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2008·Granted Oct 11, 2011·8 cites·16 claims
- 0976US10298126B1Power converter controllerTEXAS INSTRUMENTS INC·Filed 2018·Granted May 21, 2019·2 cites·19 claims
- 1075US9419431B2Short-circuit protection system for power convertersTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2014·Granted Aug 16, 2016·6 cites·18 claims
- 1175US6894542B2Comparator with hysteresisTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2003·Granted May 17, 2005·21 cites·13 claims
- 1271US5877641AClock generator and phase comparator for use in such a clock generatorTEXAS INSTRUMENTS DEUTSCHLAND·Filed 1994·Granted Mar 2, 1999·33 cites·21 claims
- 1369US6982627B2Low power regulated amplifier for a transponderTEXAS INSTRUMENTS INC·Filed 2003·Granted Jan 3, 2006·11 cites·11 claims
- 1468US9413239B2Electronic device for average current mode DC-DC conversionTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2014·Granted Aug 9, 2016·2 cites·16 claims
- 1565US7940037B2Driver for light emitting semiconductor deviceTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2008·Granted May 10, 2011·2 cites·9 claims
- 1663US6255901B1Demodulator for ask-modulated signals having small modulation depthTEXAS INSTRUMENTS DEUTSCHLAND·Filed 1999·Granted Jul 3, 2001·50 cites·4 claims
- 1759US10644595B2Power converter controllerTEXAS INSTRUMENTS INC·Filed 2019·Granted May 5, 2020·0 cites·20 claims
- 1846US10958173B2Fixed frequency buck-boost power converter controlTEXAS INSTRUMENTS INC·Filed 2018·Granted Mar 23, 2021·0 cites·24 claims
- 1939US8531168B2Electronic device and method for DC-DC conversionPREXL FRANZ·Filed 2010·Granted Sep 10, 2013·0 cites·8 claims
- 2036US2008258795A1Low power oscillatorTEXAS INSTRUMENTS DEUTSCHLAND·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →