Light source using semiconductor devices mounted on a heat sink | Patent Number 06634770

US 06634770 B2
Application Number9938876
Publication NumberUS 20030039122 A1
Pendency2 years, 1 month, 28 days
Filled DateAug 24, 2001
Priority DateAug 24, 2001
Publication DateFeb 27, 2003
Expiration DateAug 24, 2021
Inventor/ApplicantsDensen Cao
Densen Cao
ExaminesCHOI, JACOB Y
Art Unit2875
Technology Center2800
Assignments
Cao Lighting Inc.
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