Inventor · disambiguated record
William A. Draper
Also filed as: DRAPER WILLIAM · DRAPER WILLIAM A
9 granted patents·165 citations·filing 2009–2015
88Inventor score
Top patents by PatentIndex Score
9 records- 0196US8362707B2Light emitting diode based lighting system with time division ambient light feedback responseCIRRUS LOGIC INC·Filed 2009·Granted Jan 29, 2013·90 cites·45 claims
- 0291US9018851B1Boost and linear LED controlMELANSON JOHN LAURENCE·Filed 2011·Granted Apr 28, 2015·15 cites·12 claims
- 0391US8482223B2Calibration of lampsDRAPER WILLIAM A·Filed 2009·Granted Jul 9, 2013·27 cites·33 claims
- 0486US9155174B2Phase control dimming compatible lighting systemsDRAPER WILLIAM A·Filed 2009·Granted Oct 6, 2015·15 cites·30 claims
- 0574US8680771B2Controller customization system with phase cut angle communication customization data encodingGRISAMORE ROBERT T·Filed 2012·Granted Mar 25, 2014·3 cites·31 claims
- 0673US9307601B2Input voltage sensing for a switching power converter and a triac-based dimmerHE ZHAOHUI·Filed 2012·Granted Apr 5, 2016·4 cites·35 claims
- 0773US8487591B1Power control system with power drop out immunity and uncompromised startup timeDRAPER WILLIAM A·Filed 2009·Granted Jul 16, 2013·10 cites·21 claims
- 0866US9119262B2Boost and linear LED controlMELANSON JOHN L·Filed 2015·Granted Aug 25, 2015·1 cites·10 claims
- 0951US9515485B1Power control system with power drop out immunity and uncompromised startup timeKONINKLIJKE PHILIPS NV·Filed 2013·Granted Dec 6, 2016·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →