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:
May. 16, 2006
Filed:
Jun. 22, 2005
Masanori Shimizu, Kyotanabe, JP;
Tadashi Yano, Kyoto, JP;
Tatsumi Setomoto, Takatsuki, JP;
Nobuyuki Matsui, Takatsuki, JP;
Tetsushi Tamura, Takatsuki, JP;
Masanori Shimizu, Kyotanabe, JP;
Tadashi Yano, Kyoto, JP;
Tatsumi Setomoto, Takatsuki, JP;
Nobuyuki Matsui, Takatsuki, JP;
Tetsushi Tamura, Takatsuki, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An LED illumination source is disclosed. The illumination source includes a metal base substrate including a line pattern and an insulating layer including a composite material with an inorganic filler and a resin composition. LED bare chips are mounted on one surface of the metal base substrate An optical reflector with holes to surround the bare chips is provided on the surface of the metal base substrate on which the LED bare chips are mounted. Stress relaxing means is provided between the metal base substrate and the optical reflector.