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 8253072 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 28, 2012

Filed:

Sep. 17, 2008
Applicant:

Yun-shan Xiao, Shenzhen, CN;

Inventor:

Yun-Shan Xiao, Shenzhen, CN;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 1/00 (2006.01); H05B 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data input device includes a heating circuit and a temperature control circuit. The heating circuit includes a heating apparatus, and a relay. When a temperature of the data input device is lower than a determined temperature, a first switch of the data input device is turned off, and a relay of the data input device is turned on, and the heating apparatus heats at least one surface of the data input device.


Find Patent Forward Citations

Xiao, Yun-Shan. (2012). Data input device (U.S. Patent No. 8253072). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8253072

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…