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. 22, 2019
Filed:
Apr. 20, 2017
Kaneka Corporation, Osaka-shi, Osaka, JP;
Youichi Yamaguchi, Tokyo, JP;
Yuzuru Okuyama, Tokyo, JP;
KANEKA CORPORATION, Osaka-shi, Osaka, JP;
Abstract
Provided is an interior building material having a high decorative presentation effect and an easy replacing capability of an organic EL panel. An organic EL panel is interposed between a mounting member and a decorative member. The mounting member is fixed to a wall surface of a fixed structure. The organic EL panel is directly or indirectly attachable to and detachable from the mounting member with power supply capability from a side of the mounting member. The decorative member covers an emission surface of the organic EL panel with presentation of a first pattern during non-lighting and with expression of a second pattern different from the first pattern during lighting.