Inventor · disambiguated record
Vratislav Michal
Also filed as: MICHAL VRATISLAV · MICHAL VRATISLAV M
29 granted patents·13 pending applications·292 citations·filing 1979–2025
96Inventor score
Files withST MICROELECTRONICS ALPS SAS11EASTMAN KODAK CO7ST MICROELECTRONICS GRENOBLE 27INFINEON TECHNOLOGIES AG6ST MICROELECTRONICS INT NV6
Top patents by PatentIndex Score
42 records- 0198US10541623B1Circuit with an input voltage divider and two half-bridgesINFINEON TECHNOLOGIES AG·Filed 2019·Granted Jan 21, 2020·25 cites·20 claims
- 0297US10348185B1Output current sensing for DC/DC converter with external power stageINFINEON TECHNOLOGIES AG·Filed 2018·Granted Jul 9, 2019·20 cites·18 claims
- 0394US11984796B2Flying capacitor topology for DC or AC output from a DC sourceST MICROELECTRONICS GRENOBLE 2·Filed 2022·Granted May 14, 2024·2 cites·20 claims
- 0493US10707840B2Power stage with sequential power transistor gate chargingINFINEON TECHNOLOGIES AG·Filed 2018·Granted Jul 7, 2020·9 cites·19 claims
- 0592US9502972B1Charge-pump device with reduced cross-conduction lossesSTMicroelectronics (Alps) SAS·Filed 2015·Granted Nov 22, 2016·12 cites·14 claims
- 0691US10788523B1Inductor value determination for power converterINFINEON TECHNOLOGIES AG·Filed 2019·Granted Sep 29, 2020·9 cites·20 claims
- 0790US4659677AMethod providing liquid mixing outside containersEASTMAN KODAK CO·Filed 1985·Granted Apr 21, 1987·78 cites·6 claims
- 0889US4252430AFilm processing apparatusEASTMAN KODAK CO·Filed 1979·Granted Feb 24, 1981·19 cites·9 claims
- 0983US5030311AMethod and apparatus for taping lead and tail ends of web during winding onto a coreEASTMAN KODAK CO·Filed 1989·Granted Jul 9, 1991·27 cites·26 claims
- 1079US2025290794A1Ambient light sensorST MICROELECTRONICS ALPS SAS·Filed 2025·Application pending·0 cites
- 1177US12352621B2Ambient light sensorST MICROELECTRONICS ALPS SAS·Filed 2022·Granted Jul 8, 2025·0 cites·19 claims
- 1271US10014834B1Differential sensing circuit of a floating voltage sourceST MICROELECTRONICS ALPS SAS·Filed 2016·Granted Jul 3, 2018·2 cites·21 claims
- 1369US11994537B2Floating voltage measuring circuit and methodST MICROELECTRONICS GRENOBLE 2·Filed 2022·Granted May 28, 2024·0 cites·20 claims
- 1469US5062331AApparatus and method for edge notching a continuously moving webEASTMAN KODAK CO·Filed 1989·Granted Nov 5, 1991·30 cites·8 claims
- 1567US2025317214A1Receiver device, reception system, process and light-signal communication methodST MICROELECTRONICS GRENOBLE 2·Filed 2025·Application pending·0 cites
- 1666US2025224754A1Bandgap circuitST MICROELECTRONICS GRENOBLE 2·Filed 2025·Application pending·0 cites
- 1765US12362836B2Receiver device, reception system, process and light-signal communication methodST MICROELECTRONICS GRENOBLE 2·Filed 2023·Granted Jul 15, 2025·0 cites·20 claims
- 1865US9537395B2Switched mode power supply peak-efficiency detectionST MICROELECTRONICS INT NV·Filed 2014·Granted Jan 3, 2017·2 cites·20 claims
- 1964US10236842B2Voltage detector circuitST MICROELECTRONICS ALPS SAS·Filed 2016·Granted Mar 19, 2019·1 cites·20 claims
- 2064US5461831AAssemblage and method for relieving overpressure in an enclosureEASTMAN KODAK CO·Filed 1993·Granted Oct 31, 1995·35 cites·10 claims
- 2162US2025023474A1Power dc/dc conversion circuitST MICROELECTRONICS INT NV·Filed 2024·Application pending·0 cites
- 2261US9459311B2Method of valley inductance current polarity detection in a pulse width modulated circuit with an inductive chargeST MICROELECTRONICS INT NV·Filed 2014·Granted Oct 4, 2016·1 cites·29 claims
- 2359US12287663B2Bandgap circuitST MICROELECTRONICS GRENOBLE 2·Filed 2022·Granted Apr 29, 2025·0 cites·8 claims
- 2458US2025219397A1Current matching circuitryST MICROELECTRONICS INT NV·Filed 2024·Application pending·0 cites
- 2557US2025246876A1Transient response of vcsel driversST MICROELECTRONICS INT NV·Filed 2024·Application pending·0 cites
- 2656US2024136927A1Power conversion circuitST MICROELECTRONICS ALPS SAS·Filed 2023·Application pending·0 cites
- 2755US2023327621A1Device for copying a currentST MICROELECTRONICS GRENOBLE 2·Filed 2023·Application pending·0 cites
- 2854US2023291366A1Transimpedance amplifier circuits and devicesST MICROELECTRONICS ALPS SAS·Filed 2023·Application pending·0 cites
- 2953US10520554B2Voltage detector circuitST MICROELECTRONICS ALPS SAS·Filed 2019·Granted Dec 31, 2019·0 cites·20 claims
- 3053US2025023531A1Circuit for voltage offset compensationST MICROELECTRONICS INT NV·Filed 2023·Application pending·0 cites
- 3152US10833588B2Voltage converter power stageINFINEON TECHNOLOGIES AG·Filed 2019·Granted Nov 10, 2020·0 cites·20 claims
- 3251US2023333581A1Integrated temperature threshold detection circuit and corresponding methodST MICROELECTRONICS ALPS SAS·Filed 2023·Application pending·0 cites
- 3350US2024243712A1Mos differential pairST MICROELECTRONICS ALPS SAS·Filed 2024·Application pending·0 cites
- 3448US4361221AFilm transporting apparatusEASTMAN KODAK CO·Filed 1980·Granted Nov 30, 1982·9 cites·1 claims
- 3545US9804616B2Single-shot duty cycle generator for a switched-mode power supplySTMICROELECTRONICS (GRENOBLE 2) SAS·Filed 2015·Granted Oct 31, 2017·0 cites·11 claims
- 3644US9793181B2Resistor calibration using a MOS capacitorSTMICROELECTRONICS (GRENOBLE 2) SAS·Filed 2015·Granted Oct 17, 2017·0 cites·22 claims
- 3743US9709608B2Absolute value current-sensing circuit for step-down DC-to-DC converters with integrated power stageOPTIS CIRCUIT TECH LLC·Filed 2015·Granted Jul 18, 2017·0 cites·14 claims
- 3842US10320297B2Body-diode conduction detector for adaptive controlling of the power stage of power convertersINFINEON TECHNOLOGIES AG·Filed 2017·Granted Jun 11, 2019·0 cites·18 claims
- 3942US2015301092A1Voltage polarity detection for dcm/ccm boundary detection in dc/dc convertersST ERICSSON SA·Filed 2013·Application pending·0 cites
- 4040US9892877B2Circuit to implement a diode functionST MICROELECTRONICS ALPS SAS·Filed 2015·Granted Feb 13, 2018·0 cites·25 claims
- 4139US9917506B2Boost converter maximal output power detector allowing optimal dynamic duty-cycle limitationST MICROELECTRONICS ALPS SAS·Filed 2015·Granted Mar 13, 2018·0 cites·21 claims
- 4239US5391071AApparatus and method for inspecting and cleaning lips of castings dieEASTMAN KODAK CO·Filed 1993·Granted Feb 21, 1995·11 cites·8 claims
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