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. 23, 2021
Filed:
Apr. 20, 2018
Citizen Electronics Co., Ltd., Fujiyoshida, JP;
Koichi Fukasawa, Fujiyoshida, JP;
Makoto Arai, Fujiyoshida, JP;
CITIZEN ELECTRONICS CO., LTD., Fujiyoshida, JP;
Abstract
The present invention addresses an illumination system and an illumination method which make a space including a display item illuminated with VIVID lighting where Dis greatly deviated negatively from zero not perceived as pale pinkish, and the issue is solved by an illumination system for illuminating a space where a display item is displayed, wherein the illumination system comprises a first light-emitting device mainly illuminating the display item and satisfying the predetermined conditions, and a second light-emitting device mainly illuminating a space other than the display item and satisfying the predetermined conditions.