Inventor · disambiguated record
Andreas Wichern
Also filed as: WICHERN ANDREAS · WICHERN ANDREAS H W · WICHERN ANDREAS HANS WALTER
14 granted patents·1 pending application·189 citations·filing 1989–2019
92Inventor score
Top patents by PatentIndex Score
15 records- 0185US5963082ACircuit arrangement for producing a D.C. currentPHILIPS CORP·Filed 1997·Granted Oct 5, 1999·47 cites·13 claims
- 0277US6762655B2Circuit arrangementKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Jul 13, 2004·19 cites·7 claims
- 0376US8594559B2Combined satellite radio receiverWICHERN ANDREAS HANS WALTER·Filed 2010·Granted Nov 26, 2013·7 cites·15 claims
- 0474US10763786B1Differential crystal oscillatorNXP BV·Filed 2019·Granted Sep 1, 2020·2 cites·15 claims
- 0572US6075979ARadio receiversPHILIPS CORP·Filed 1997·Granted Jun 13, 2000·39 cites·14 claims
- 0664US6198359B1Oscillator with cross-coupling by diodesPHILIPS CORP·Filed 1999·Granted Mar 6, 2001·15 cites·8 claims
- 0762US4998066AMR examination apparatus comprising a circuit for decoupling the two coil systems of a quadrature coil arrangementPHILIPS CORP·Filed 1989·Granted Mar 5, 1991·17 cites·7 claims
- 0850US6794941B2Gain-controlled amplifier with fixed minimum gainKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Sep 21, 2004·8 cites·8 claims
- 0945US6178320B1Radio receiver with a double-balanced mixer circuit having signal damping elementsPHILIPS CORP·Filed 1998·Granted Jan 23, 2001·11 cites·20 claims
- 1043US9065487B2Wideband software-defined RF receiverNXP BV·Filed 2013·Granted Jun 23, 2015·0 cites·15 claims
- 1143US5235277ASurface coil for magnetic resonance examinationsPHILIPS CORP·Filed 1991·Granted Aug 10, 1993·10 cites·18 claims
- 1240US5648741ACircuit having overall transfer function providing temperature compensationPHILIPS CORP·Filed 1995·Granted Jul 15, 1997·9 cites·22 claims
- 1336US2003071647A1Method and arrangement for determining the high-frequency behavior of active circuit elementsFiled 2002·Application pending·0 cites
- 1434US5619152ACircuit arrangement for supplying an alternating signal currentPHILIPS CORP·Filed 1995·Granted Apr 8, 1997·5 cites·14 claims
- 1533US6703886B2Circuit arrangement for rectifying a signalKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Mar 9, 2004·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →