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. 18, 2022
Filed:
Dec. 18, 2020
Omron Corporation, Kyoto, JP;
Hiroyuki Onitsuka, Kani, JP;
Takahiro Ono, Ichinomiya, JP;
Tatsuya Adachi, Ichinomiya, JP;
Rei Asai, Ichinomiya, JP;
Takehiro Agata, Ichinomiya, JP;
OMRON Corporation, Kyoto, JP;
Abstract
An illumination device according to one or more embodiments may include: a light guide plate unit having a front light guide plate and a rear light guide plate; a light projecting unit having an LED configured to supply light to the front light guide plate and the rear light guide plate; a moving mechanism configured to cause the light guide plate unit to reciprocate in a depth direction; and a detector having a detection region in front of the light guide plate unit in the depth direction and configured to detect the presence or absence of an object without contacting. The moving mechanism may move the light guide plate unit in accordance with a detection result of the detector.