Lu; Kai Chang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lu; Kai Chang.The latest application filed is for "optical engine and wide angle projection lens module thereof".

Company Profile

0.10.7

Lu; Kai Chang - Birmingham GB
Lu; Kai Chang - Sutton Coldfield GB

*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
Projection display device for multimedia and wall display systems Grant 8,072,687 - Rodriguez, Jr. , et al. December 6, 2	2011-12-06
Projection display device for multimedia and wall display systems Grant 7,864,435 - Rodriguez, Jr. , et al. January 4, 2	2011-01-04
Projection display device with a projection module Grant 7,850,311 - Rodriguez, Jr. , et al. December 14, 2	2010-12-14
Optical engine and wide angle projection lens module thereof Grant 7,738,190 - Lu June 15, 2	2010-06-15
Optical Engine And Wide Angle Projection Lens Module Thereof App 20100079733 - Lu; Kai-Chang	2010-04-01
Projection Display Device With A Projection Module App 20080137040 - Rodriguez; Ernesto M. ; et al.	2008-06-12
Projection lens and portable display device for gaming and other applications Grant 7,342,723 - Rodriguez, Jr. , et al. March 11, 2	2008-03-11
Projection display device for multimedia and wall display systems Grant 7,271,964 - Rodriguez, Jr. , et al. September 18, 2	2007-09-18
Projection Lens And Portable Display Device For Gaming And Other Applications App 20070064207 - Rodriguez; Ernesto M. JR. ; et al.	2007-03-22
Projection lens and display device for multimedia and other systems Grant 7,173,777 - Lu , et al. February 6, 2	2007-02-06
Wide-angle projection lens for front projection display systems Grant 7,126,767 - Lu October 24, 2	2006-10-24
Projection lens and display device Grant 7,123,426 - Lu , et al. October 17, 2	2006-10-17
Projection lens and display device App 20050237629 - Lu, Kai Chang ; et al.	2005-10-27
Projection display device for multimedia and wall display systems App 20050157402 - Rodriguez, Ernesto M. JR. ; et al.	2005-07-21
Wide-angle projection lens for front projection display systems App 20050122599 - Lu, Kai Chang	2005-06-09
Projection display device with a projection module App 20050122484 - Rodriguez, Ernesto M. JR. ; et al.	2005-06-09
Objective arrangements Grant 6,527,394 - Lu March 4, 2	2003-03-04

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