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:
Jul. 16, 2013
Filed:
Apr. 12, 2007
Applicants:
Pauli Laitinen, Helsinki, FI;
Mika Kauhanen, Espoo, FI;
Inventors:
Pauli Laitinen, Helsinki, FI;
Mika Kauhanen, Espoo, FI;
Assignee:
Nokia Corporation, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thin keypad including a top surface layer, a light guide layer, a capacitive sensing layer and a piezo layer provides for touch input, pressure input and haptic feedback.