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:
Jul. 21, 2026
Filed:
Aug. 05, 2024
Japan Display Inc., Tokyo, JP;
Hiroyuki Wakana, Tokyo, JP;
Japan Display Inc., Tokyo, JP;
Abstract
An illumination device includes a light source part configured to emit light to a floor surface of a room, a storage configured to store light distribution area data in association with time information, the light distribution area data being related to an area to be irradiated with light in the room, a time information acquirer configured to acquire time information related to current time, a light distribution area setter for setting a light distribution area of light from the light source part, and a controller configured to read out, from the storage, light distribution area data corresponding to the time information acquired by the time information acquirer and control the light distribution area setter based on the light distribution area data.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile