List of iWatt patents

Patents where

Current Assignee

Name

iWatt

Name	Description	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7161816 System and method for input current shaping in a power converter	Patent 7161816 was granted and assigned to iWatt on January, 2007 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7161816	January 9, 2007
‌ US Patent 7382308 Reference buffer using current mirrors and source followers to generate reference voltages	Patent 7382308 was granted and assigned to iWatt on June, 2008 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7382308	June 3, 2008
‌ US Patent 7558093 Power converter with emulated peak current mode control	Patent 7558093 was granted and assigned to iWatt on July, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7558093	July 7, 2009
‌ US Patent 8199537 Detecting light load conditions and improving light load efficiency in a switching power converter	Patent 8199537 was granted and assigned to iWatt on June, 2012 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8199537	June 12, 2012
‌ US Patent 7974109 Digital compensation for cable drop in a primary side control power supply controller	Patent 7974109 was granted and assigned to iWatt on July, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7974109	July 5, 2011
‌ US Patent 7548438 System and method for input current shaping in a power converter	Patent 7548438 was granted and assigned to iWatt on June, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7548438	June 16, 2009
‌ US Patent 7589983 Power converter controller controlled by variable reference voltage generated by dual output digital to analog converter	Patent 7589983 was granted and assigned to iWatt on September, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7589983	September 15, 2009
‌ US Patent 7433211 System and method for input current shaping in a power converter	Patent 7433211 was granted and assigned to iWatt on October, 2008 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7433211	October 7, 2008
‌ US Patent 7554821 System and method for input current shaping in a power converter	Patent 7554821 was granted and assigned to iWatt on June, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7554821	June 30, 2009
‌ US Patent 7336058 Multistage low dropout voltage regulation	Patent 7336058 was granted and assigned to iWatt on February, 2008 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7336058	February 26, 2008
‌ US Patent 7514913 Parallel current mode control using a direct duty cycle algorithm with low computational requirements to perform power factor correction	Patent 7514913 was granted and assigned to iWatt on April, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7514913	April 7, 2009
‌ US Patent 7317625 Parallel current mode control using a direct duty cycle algorithm with low computational requirements to perform power factor correction	Patent 7317625 was granted and assigned to iWatt on January, 2008 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7317625	January 8, 2008
‌ US Patent 7928670 LED driver with multiple feedback loops	Patent 7928670 was granted and assigned to iWatt on April, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7928670	April 19, 2011
‌ US Patent 7505287 On-time control for constant current mode in a flyback power supply	Patent 7505287 was granted and assigned to iWatt on March, 2009 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7505287	March 17, 2009
‌ US Patent 8334662 Adaptive switch mode LED driver	Patent 8334662 was granted and assigned to iWatt on December, 2012 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8334662	December 18, 2012
‌ US Patent 8222832 Adaptive dimmer detection and control for LED lamp	Patent 8222832 was granted and assigned to iWatt on July, 2012 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8222832	July 17, 2012
‌ US Patent 8643303 Adaptive dimmer detection and control for LED lamp	Patent 8643303 was granted and assigned to iWatt on February, 2014 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8643303	February 4, 2014
‌ US Patent 8199539 Adaptive control for transition between multiple modulation modes in a switching power converter	Patent 8199539 was granted and assigned to iWatt on June, 2012 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8199539	June 12, 2012
‌ US Patent 8018743 Adaptive control for transition between multiple modulation modes in a switching power converter	Patent 8018743 was granted and assigned to iWatt on September, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8018743	September 13, 2011
‌ US Patent 8184762 Digital phase lock loop with multi-phase master clock	Patent 8184762 was granted and assigned to iWatt on May, 2012 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	8184762	May 22, 2012
‌ US Patent 7936132 LED lamp	Patent 7936132 was granted and assigned to iWatt on May, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7936132	May 3, 2011
‌ US Patent 7880447 Power converter controller IC having input voltage pin with multiple functions	Patent 7880447 was granted and assigned to iWatt on February, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7880447	February 1, 2011
‌ US Patent 7724547 Compensating on-time delay of switching transistor in switching power converters	Patent 7724547 was granted and assigned to iWatt on May, 2010 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7724547	May 25, 2010
‌ US Patent 7739626 Method and apparatus for small die low power system-on-chip design with intelligent power supply chip	Patent 7739626 was granted and assigned to iWatt on June, 2010 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7739626	June 15, 2010
‌ US Patent 7876582 Compensating on-time delay of switching transistor in switching power converters	Patent 7876582 was granted and assigned to iWatt on January, 2011 by the United States Patent and Trademark Office.	iWatt	United States Patent and Trademark Office	7876582	January 25, 2011

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