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:
Jan. 06, 2015
Filed:
Sep. 14, 2012
Applicant:
Takeyoshi Saiga, Utsunomiya, JP;
Inventor:
Takeyoshi Saiga, Utsunomiya, JP;
Assignee:
Canon Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01); H04N 1/028 (2006.01); H04N 1/03 (2006.01); H04N 1/10 (2006.01); H04N 1/193 (2006.01);
U.S. Cl.
CPC ...
H04N 1/02855 (2013.01); H04N 1/02865 (2013.01); H04N 1/02885 (2013.01); H04N 1/0289 (2013.01); H04N 1/0303 (2013.01); H04N 1/0305 (2013.01); H04N 1/1017 (2013.01); H04N 1/193 (2013.01); H04N 2201/0081 (2013.01);
Abstract
A light guide has first and second light guide parts (S, T) in front and rear of a constricted part (). The first light guide has first and second side parts (). The second light guide part has a reflection condensing part () and third and fourth side parts extending from the constricted part to divert the first and second side parts more outward than imaginary surfaces () as extensions of the first and second side parts beyond the constricted part.