Inventor · disambiguated record
Christoph Loef
Also filed as: LOEF CHRISTOPH
24 granted patents·8 pending applications·287 citations·filing 1995–2019
96Inventor score
Files withKONINKL PHILIPS ELECTRONICS NV18LOEF CHRISTOPH2PHILIPS CORP2BAEUMER CHRISTIAN1BOER BART MICHIEL DE1
Top patents by PatentIndex Score
32 records- 0189US7932799B2TransformerKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Granted Apr 26, 2011·18 cites·14 claims
- 0286US7956714B2High voltage transformerKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Jun 7, 2011·14 cites·4 claims
- 0384US9424958B2Multiple focal spot X-ray radiation filteringVOGTMEIER GEREON·Filed 2012·Granted Aug 23, 2016·10 cites·16 claims
- 0482US7444530B2Standby circuit for an electrical deviceNXP BV·Filed 2002·Granted Oct 28, 2008·51 cites·19 claims
- 0581US7852986B2Power supply for an X-ray generator systemKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Dec 14, 2010·16 cites·12 claims
- 0679US7050539B2Power supply for an X-ray generatorKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted May 23, 2006·41 cites·6 claims
- 0778US8824624B2Contactless power chainLOEF CHRISTOPH·Filed 2010·Granted Sep 2, 2014·7 cites·29 claims
- 0875US7973496B2Resonant driver with low-voltage secondary side control for high power LED lightingKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Jul 5, 2011·5 cites·12 claims
- 0974US7932801B2Winding arrangement for planar transformer and inductorKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Apr 26, 2011·6 cites·24 claims
- 1071US6724644B2AC/DC converterKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Apr 20, 2004·26 cites·18 claims
- 1169US7948774B2Resonant DC/DC converter with zero current switchingKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted May 24, 2011·9 cites·17 claims
- 1269US7830685B2Method modular power supply for x-ray tubes and method thereofKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Nov 9, 2010·12 cites·9 claims
- 1369US7782999B2Systems and methods for scanning and data acquisition in computed tomography (CT) applicationsKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Aug 24, 2010·2 cites·23 claims
- 1468US10439436B2Inductive power transferVAN WAGENINGEN ANDRIES·Filed 2010·Granted Oct 8, 2019·3 cites·6 claims
- 1565US8515147B2Spectrally resolving X-ray imaging deviceBAEUMER CHRISTIAN·Filed 2007·Granted Aug 20, 2013·4 cites·20 claims
- 1665US7746208B2Interleaved planar transformer primary and secondary windingKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Jun 29, 2010·3 cites·13 claims
- 1764US10312750B2Method and device for detecting a device in a wireless power transmission systemBOER BART MICHIEL DE·Filed 2010·Granted Jun 4, 2019·4 cites·15 claims
- 1860US11050304B2Method and device for detecting a device in a wireless power transmission systemKONINKLIJKE PHILIPS NV·Filed 2019·Granted Jun 29, 2021·0 cites·19 claims
- 1960US6683800B2Resonant switched mode power supply systemKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Jan 27, 2004·16 cites·13 claims
- 2059US5731968AX-ray apparatus comprising a power supply section for powering an X-ray tubePHILIPS CORP·Filed 1995·Granted Mar 24, 1998·23 cites·9 claims
- 2157US7023710B2Method of operating a switched-mode power supply and switched-mode power supplyKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Granted Apr 4, 2006·12 cites·15 claims
- 2251US2011074534A1Transformer for a computer tomography gantryKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2351US2011075797A1Device for a computer tomography gantry for transfering contactlessly electrical energyKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2448US2011075796A1Rotary power transformer for use in a high-voltage generator circuitry for inductively transmitting two or more independently controllable supply voltages to the power supply terminals of a loadKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2544US9301354B2Interface circuit for a light sourceLOEF CHRISTOPH·Filed 2012·Granted Mar 29, 2016·0 cites·15 claims
- 2640US9966872B2Voltage rectifier with specific diode arrangementLUERKENS PETER·Filed 2011·Granted May 8, 2018·0 cites·26 claims
- 2740US2011127973A1Switched mode power converterKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2837US2010027306A1Primary resonant inverter circuit for feeding a secondary circuitKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Application pending·0 cites
- 2935US6014005AMethod and circuit arrangement for the control of a motorPHILIPS CORP·Filed 1998·Granted Jan 11, 2000·5 cites·11 claims
- 3033US2002101746A1Voltage converter for several independent loadsFiled 2001·Application pending·0 cites
- 3133US2003030421A1Power supply unitFiled 2002·Application pending·0 cites
- 3229US2004056643A1Method of determining the output capacitance of a voltage supply deviceFiled 2001·Application pending·0 cites
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