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:
Apr. 15, 2014
Filed:
Mar. 01, 2010
Ho-suk Rhyu, Gyeongsangbuk-do, KR;
Shin-chul Kang, Seoul, KR;
Sung-sun Park, Gyeongsangbuk-do, KR;
Jae-chul Jin, Gyeonggi-do, KR;
Ho-Suk Rhyu, Gyeongsangbuk-do, KR;
Shin-Chul Kang, Seoul, KR;
Sung-Sun Park, Gyeongsangbuk-do, KR;
Jae-Chul Jin, Gyeonggi-do, KR;
Samsung Electronics Co., Ltd., Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;
Abstract
A keypad for an electronic device and manufacturing method thereof having at least one or more ink layers which selectively let pass or cut off a light wavelength of at least one or more light emitting diodes generating light in accordance with an opened or closed direction of a folder. At least one or more light emitting elements for generating light in various colors are provided, and a diffusion ink layer is arranged above the light emitting elements. At least one or more ink layers provided on the diffusion ink layer, wherein the ink layers selectively let passes or cut-off light wavelengths of the light emitting elements when the folder is rotated or slid in a longitudinal or perpendicular direction. A transparent or semi-transparent ink layer is provided on the ink layers, and a sheet film layer is provided on the transparent or semi-transparent ink layer.