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:
May. 18, 2021
Filed:
Oct. 25, 2019
Seoyon E-hwa Co., Ltd., Seoul, KR;
Seoyon America Corporation, Auburn Hills, MI (US);
Ki Ho Kim, Chungcheongnam-do, KR;
SEOYON AMERICA CORPORATION, Auburn Hills, MI (US);
Abstract
Disclosed herein are a film and a hidden switch structure having the same. The film includes a base layer made of a transparent material, a first adhesive layer laminated on the base layer, a shield layer laminated and bonded on the first adhesive layer and having a symbol laser-machined after an opaque paint is applied to the shield layer, a second adhesive layer laminated on the shield layer, and a sheet layer laminated on the second adhesive layer and made of thin real wood, thereby enhancing visibility. The hidden switch structure includes a first substrate having LEDs, a second substrate spaced apart from the first substrate and having a touch sensor, a molded article having a built-in prism and laminated on the second substrate, and the film, thereby increasing a degree of freedom of design and enhancing aesthetics.