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:
Dec. 03, 2013
Filed:
Jun. 08, 2005
Masahiro Soma, Fukushima-ken, JP;
Masahiro Soma, Fukushima-ken, JP;
Alps Electric Co., Ltd., Tokyo, JP;
Abstract
An input device is provided. The input device contains a face sheet, coordinate-inputting means opposing the lower portion of the face sheet, and switching means opposing the lower portion of the coordinate-inputting means. The face sheet, the coordinate-inputting means, and the switching means are laminated in a thickness direction. The coordinate-inputting means has X- and Y-direction electrodes opposing each other and arranged on both surfaces of a base sheet in a grid manner. The switching means has a substrate with a switch contact portions in a grid arrangement. The switch contact portions are switched by the inversion of invertible plates. Projections are disposed between the coordinate-inputting means and the invertible plates.