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:
Feb. 15, 2011
Filed:
Apr. 26, 2007
Applicants:
Toshiki Ishino, Hiratsuka, JP;
Toshiyuki Okuma, Chofu, JP;
Takaaki Nakabayashi, Kawasaki, JP;
Yoshihiro Saito, Hachioji, JP;
Inventors:
Toshiki Ishino, Hiratsuka, JP;
Toshiyuki Okuma, Chofu, JP;
Takaaki Nakabayashi, Kawasaki, JP;
Yoshihiro Saito, Hachioji, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09F 13/04 (2006.01); G09F 13/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light source device includes at least one dot-like light source, a substrate where the dot-like light source is arranged, and a reflection member which is arrange to be in contact with a light-emitting surface of the dot-like light source and cover the light-emitting surface. The reflection member further includes an opening to pass therethrough a beam emitted from the dot-like light source.