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:
Apr. 07, 2009
Filed:
Apr. 08, 2005
Applicants:
Tadashi Yano, Kyoto, JP;
Kiyoshi Takahashi, Kyoto, JP;
Masanori Shimizu, Kyoto, JP;
Inventors:
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An LED lamp according to the present invention includes: at least one LED chipthat is mounted on a substratea phosphor resin portionthat covers the LED chipa lensto act on the outgoing light of the phosphor resin portionand an optical diffusion layer (light-transmissive resin portion), which is arranged between the phosphor resin portionand the lensand in which particles to scatter the light are dispersed.