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. 29, 2022
Filed:
Mar. 27, 2019
Fujitsu Frontech Limited, Tokyo, JP;
Kozo Yamazaki, Inagi, JP;
Isao Iwaguchi, Inagi, JP;
FUJITSU FRONTECH LIMITED, Inagi, JP;
Abstract
An optical element includes: a first transmissive sectionthat causes light emitted from a light source to be incident on the optical element; a first reflection sectionwhich is located at a facing section facing the first transmissive section and from which light incident from the first transmissive section is reflected; a second reflection sectionwhich is located around the first transmissive section and from which the light reflected from the first reflection section is reflected; and a second transmissive sectionthat causes the light reflected from the second reflection section to be emitted out of the optical element in an optical axis direction of the light source.