The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 05, 2011
Filed:
Mar. 10, 2009
Applicants:
Nguyen the Tran, Garden Grove, CA (US);
Yongzhi He, Irvine, CA (US);
Frank Shi, Irvine, CA (US);
Inventors:
Assignee:
Nepes LED Corporation, Chungcheongbuk-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 9/16 (2006.01); F21V 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An LED lamp cover structure containing luminescent material and its fabrication methods are described. The LED lamp cover is comprised of a first lens cap providing the outer surface of the lamp cover, a second lens cap providing the inner surface of the lamp cover, and an encapsulating layer sandwiched between the lens cap providing the outer surface of the lamp cover and the lens cap providing the inner surface of the lamp cover, which is mixed with luminescent material for wavelength conversion.