Lee; Yung-Ming

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Yung-Ming.The latest application filed is for "class-d power amplifier capable of reducing electromagnetic interference and triangular wave generator thereof".

Company Profile

1.8.7

Lee; Yung-Ming - New Taipei N/A TW
Lee; Yung-Ming - New Taipei City TW
Lee; Yung Ming - Jhonghe TW
Lee; Yung-Ming - Taipei Hsien TW
Lee; Yung Ming - Jhonghe City TW
Lee; Yung Ming - Kaohsiung TW

*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
Amplifying circuit capable of suppressing spikes of an audio signal Grant 9,065,398 - Lee , et al. June 23, 2	2015-06-23
Class-D power amplifier capable of reducing electromagnetic interference and triangular wave generator thereof Grant 8,872,581 - Lee , et al. October 28, 2	2014-10-28
Voltage controlling circuit Grant 8,786,367 - Lee , et al. July 22, 2	2014-07-22
Class-d Power Amplifier Capable Of Reducing Electromagnetic Interference And Triangular Wave Generator Thereof App 20130335143 - Lee; Yung-Ming ; et al.	2013-12-19
Amplifying Circuit Capable Of Suppressing Spikes Of An Audio Signal App 20130156232 - Lee; Yung-Ming ; et al.	2013-06-20
Voltage Controlling Circuit App 20120326791 - Lee; Yung-Ming ; et al.	2012-12-27
Charging circuit and control method and integrated circuit utilizing the same Grant 7,564,232 - Lee July 21, 2	2009-07-21
Voltage-controlled amplifier for a signal processing system Grant 7,224,010 - Lee May 29, 2	2007-05-29
Voltage-Controlled Amplifier For A Signal Processing System App 20070057296 - Lee; Yung-Ming	2007-03-15
Charging circuit and control method and integrated circuit utilizing the same App 20070052476 - Lee; Yung Ming	2007-03-08
Switching circuit built in IC for earphone and loudspeaker of portable information device Grant 6,928,176 - Lin , et al. August 9, 2	2005-08-09
Switching circuit built in IC for earphone and loudspeaker of portable information device App 20040228496 - Lin, Wei Cheng ; et al.	2004-11-18

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