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:
Oct. 27, 2020
Filed:
Aug. 22, 2017
Applicant:
Omron Corporation, Kyoto, JP;
Inventors:
Assignee:
Omron Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); F21S 2/00 (2016.01); F21S 43/00 (2018.01); F21S 41/00 (2018.01); F21S 45/00 (2018.01);
U.S. Cl.
CPC ...
G02B 6/0028 (2013.01); F21S 2/00 (2013.01); F21S 41/00 (2018.01); F21S 43/00 (2018.01); F21S 45/00 (2018.01); G02B 6/0068 (2013.01);
Abstract
A light guide element includes: an incidence surface wherefrom light enters from a light source; a first reflection surface configured to totally reflect at least a portion of the light entering from the incidence surface; a second reflection surface configured to totally reflect at least a portion of the light totally reflected by the first reflection surface as parallel light; and an emission surface configured to emit the parallel light totally reflected by the second reflection surface.