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.:

US 8514177 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 20, 2013

Filed:

Dec. 06, 2010
Applicants:

Kun-tsan Wu, Shindian, TW;

Li-wen Tien, Shindian, TW;

Inventors:

Kun-Tsan Wu, Shindian, TW;

Li-Wen Tien, Shindian, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/02 (2006.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A transparent touch surface keyboard includes a touch screen, a transparent display screen electronically connected to the touch screen; a central processing unit; and a sensing device. The transparent display screen and the sensing device are electronically connected to the central processing unit. The sensing device senses whether user's hands are above the touch screen and in a position for using the keyboard, and sends control signals to the central processing unit. The central processing unit switches the transparent touch surface keyboard to a working state or a standby state according to the control signals.


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Wu, Kun-Tsan. (2013). Transparent touch surface keyboard (U.S. Patent No. 8514177). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8514177

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