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:
Sep. 22, 2015
Filed:
Mar. 14, 2005
Michael Yurochko, Los Gatos, CA (US);
Arthur Zarnowitz, San Jose, CA (US);
Peter Skillman, San Carlos, CA (US);
Michael Yurochko, Los Gatos, CA (US);
Arthur Zarnowitz, San Jose, CA (US);
Peter Skillman, San Carlos, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A stack assembly for use with a mobile computing device. In one embodiment, the stack assembly includes an electrical contact layer, and actuation member layer, and an illumination layer. The electrical contact layer includes a plurality of contact elements. The actuation member layer includes a plurality of actuation members are, wherein each actuation member is aligned so that an axial movement of that member causes a corresponding one of the plurality of contact elements to actuate. The illumination layer is configured to emit light to the keypad.