Draper; William A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Draper; William A..The latest application filed is for "input voltage sensing for a switching power converter and a triac-based dimmer".

Company Profile

0.13.5

Draper; William A. - Austin TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Power control system with power drop out immunity and uncompromised startup time Grant 9,515,485 - Draper , et al. December 6, 2	2016-12-06
Input voltage sensing for a switching power converter and a triac-based dimmer Grant 9,307,601 - He , et al. April 5, 2	2016-04-05
Phase control dimming compatible lighting systems Grant 9,155,174 - Draper , et al. October 6, 2	2015-10-06
Controller customization system with phase cut angle communication customization data encoding Grant 8,680,771 - Grisamore , et al. March 25, 2	2014-03-25
Power control system with power drop out immunity and uncompromised startup time Grant 8,487,591 - Draper , et al. July 16, 2	2013-07-16
Calibration of lamps Grant 8,482,223 - Draper , et al. July 9, 2	2013-07-09
Light emitting diode based lighting system with time division ambient light feedback response Grant 8,362,707 - Draper , et al. January 29, 2	2013-01-29
Input Voltage Sensing For A Switching Power Converter And A Triac-Based Dimmer App 20130002163 - He; Zhaohui ; et al.	2013-01-03
Controller Customization System With Phase Cut Angle Communication Customization Data Encoding App 20120274225 - Grisamore; Robert T. ; et al.	2012-11-01
Phase Control Dimming Compatible Lighting Systems App 20110074302 - Draper; William A. ; et al.	2011-03-31
Calibration Of Lamps App 20100277072 - Draper; William A. ; et al.	2010-11-04
Light Emitting Diode Based Lighting System With Time Division Ambient Light Feedback Response App 20100171442 - Draper; William A. ; et al.	2010-07-08

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