Inventor · disambiguated record
David Robert Coulson
Also filed as: COULSON DAVID · COULSON DAVID R · COULSON DAVID ROBERT
21 granted patents·5 pending applications·505 citations·filing 1995–2022
95Inventor score
Files withCAMBRIDGE SEMICONDUCTOR LTD12REDISEM LTD8COULSON DAVID ROBERT2JACQUES RUSSELL2GRASEBY MEDICAL LTD1
Top patents by PatentIndex Score
26 records- 0194US7567445B2Switch mode power supply controllersCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Jul 28, 2009·45 cites·17 claims
- 0293US7447049B2Single ended flyback power supply controllers with integrator to integrate the difference between feedback signal a reference signalCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Nov 4, 2008·72 cites·21 claims
- 0393US7342812B2Switch mode power supply systemsCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Mar 11, 2008·25 cites·22 claims
- 0492US7570497B2Discontinuous quasi-resonant forward converterCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Aug 4, 2009·34 cites·19 claims
- 0589US5807322APumping and pressure detection using flexible tubesGRASEBY MEDICAL LTD·Filed 1995·Granted Sep 15, 1998·238 cites·29 claims
- 0687US7504815B2Switch mode power supply control systemsCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Mar 17, 2009·26 cites·23 claims
- 0786US7738266B2Forward power converter controllersCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Jun 15, 2010·24 cites·16 claims
- 0883US8446746B2Switch mode power supply controller with feedback signal decay sensingCOULSON DAVID ROBERT·Filed 2010·Granted May 21, 2013·8 cites·35 claims
- 0981US7782083B2Trimming circuits and methodsCAMBRIDGE SEMICONDUCTOR LTD·Filed 2006·Granted Aug 24, 2010·11 cites·4 claims
- 1081US7583519B2Switch mode power supply systemsCAMBRIDGE SEMICONDUCTOR LTD·Filed 2008·Granted Sep 1, 2009·9 cites·8 claims
- 1172US11309790B2Power converter circuitREDISEM LTD·Filed 2017·Granted Apr 19, 2022·2 cites·24 claims
- 1268US7944722B2Switch mode power supply controller with feedback signal decay sensingCAMBRIDGE SEMICONDUCTOR LTD·Filed 2009·Granted May 17, 2011·7 cites·25 claims
- 1367US9647567B2Regulating controller for controlled self-oscillating converters using bipolar junction transistorsJACQUES RUSSELL·Filed 2011·Granted May 9, 2017·3 cites·14 claims
- 1461US12438451B2Power converter, controller, and methodsREDISEM LTD·Filed 2020·Granted Oct 7, 2025·0 cites·17 claims
- 1551US12513800B2Power converter and method of converting powerREDISEM LTD·Filed 2020·Granted Dec 30, 2025·0 cites·18 claims
- 1650US8415832B2Cable compensationCOULSON DAVID ROBERT·Filed 2009·Granted Apr 9, 2013·1 cites·20 claims
- 1748US12273019B2Controller for a power converter having an inverter frequency controlled by a switch control signalREDISEM LTD·Filed 2020·Granted Apr 8, 2025·0 cites·17 claims
- 1848US10103631B2Power converter circuit and method thereofREDISEM LTD·Filed 2014·Granted Oct 16, 2018·0 cites·18 claims
- 1947US10396669B2Power converter measuring the average rectified primary currentJACQUES RUSSELL·Filed 2017·Granted Aug 27, 2019·0 cites·6 claims
- 2043US2025070675A1Power converter control circuit and methodREDISEM LTD·Filed 2022·Application pending·0 cites
- 2142US10658932B2Power control circuitREDISEM LTD·Filed 2016·Granted May 19, 2020·0 cites·20 claims
- 2240US12341416B2Controller for power converterREDISEM LTD·Filed 2019·Granted Jun 24, 2025·0 cites·19 claims
- 2340US2010165671A1Switched-mode Power SuppliesCAMBRIDGE SEMICONDUCTOR LTD·Filed 2009·Application pending·0 cites
- 2436US2010039833A1Power supply control systemCAMBRIDGE SEMICONDUCTOR LTD·Filed 2005·Application pending·0 cites
- 2536US2010046258A1Power supply control systemCAMBRIDGE SEMICONDUCTOR LTD·Filed 2005·Application pending·0 cites
- 2631US2007164720A1Switch-mode power supply controllersLALITHAMBIKA VINOD A·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →