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:
Mar. 07, 2006
Filed:
Jun. 02, 2004
Applicants:
Masanori Shimizu, Kyoto, JP;
Yoko Shimomura, Nara, JP;
Hideo Nagai, Osaka, JP;
Tetsushi Tamura, Osaka, JP;
Nobuyuki Matsui, Kyoto, JP;
Inventors:
Masanori Shimizu, Kyoto, JP;
Yoko Shimomura, Nara, JP;
Hideo Nagai, Osaka, JP;
Tetsushi Tamura, Osaka, JP;
Nobuyuki Matsui, Kyoto, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An illumination light source includes four different types of LEDs, namely a blue light-emitting diodeemitting blue light, a blue-green light-emitting diodeemitting blue-green light, an orange light-emitting diodeemitting orange light and a red light-emitting diodeemitting red light.