Wu; Chen-Ho

Patent Applications and Registrations

Patent applications and USPTO patent grants for Wu; Chen-Ho.The latest application filed is for "traffic signal light device".

Company Profile

0.12.6

Wu; Chen-Ho - Los Altos Hills CA

*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
Traffic signal light device Grant 8,833,978 - Wu , et al. September 16, 2	2014-09-16
Traffic Signal Light Device App 20130107540 - WU; Chen-Ho ; et al.	2013-05-02
LED luminaire with improved life and operation management Grant 8,111,011 - Tu , et al. February 7, 2	2012-02-07
Retrofitting of fluorescent tubes with light-emitting diode (LED) modules for various signs and lighting applications Grant 7,488,086 - Wu , et al. February 10, 2	2009-02-10
LED tube lights with clear bottom base Grant 7,461,947 - Wang , et al. December 9, 2	2008-12-09
Traffic signal lamp assembly and method of replacing same Grant 7,434,968 - Wu October 14, 2	2008-10-14
Light emitting diode (LED) based street light and other lighting applications Grant 7,347,706 - Wu , et al. March 25, 2	2008-03-25
Lighting unit reflector App 20070247856 - Wang; Shih Chang ; et al.	2007-10-25
Retrofitting of fluorescent tubes with light-emitting diode (LED) modules for various signs and lighting applications App 20070242466 - Wu; Chen-Ho ; et al.	2007-10-18
Traffic signal lamp assembly and method of replacing same App 20070139921 - Wu; Chen-Ho	2007-06-21
Internally illuminated light panel with LED modules having light redirecting devices Grant 7,172,324 - Wu , et al. February 6, 2	2007-02-06
LED tube lights with clear bottom base App 20070021026 - Wang; Shih Kuei ; et al.	2007-01-25
Internally illuminated light panel with LED modules having light redirecting devices App 20050174802 - Wu, Chen-Ho ; et al.	2005-08-11
Light emitting diode linear array with lens stripe for illuminated signs Grant 6,481,130 - Wu November 19, 2	2002-11-19
LED power supply with temperature compensation Grant 6,111,739 - Wu , et al. August 29, 2	2000-08-29
LED traffic signal light Grant D388,726 - Wu January 6, 1	1998-01-06
LED light bulb Grant D385,051 - Wu October 14, 1	1997-10-14
Light emitting diode open sign Grant D373,387 - Wu September 3, 1	1996-09-03

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