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.

Date of Patent:
Apr. 07, 2015

Filed:

Jul. 11, 2012
Applicants:

Yu-sheop Lee, Gyeonggi-do, KR;

Joo-hoon Lee, Gyeonggi-do, KR;

Sun-tae Jung, Gyeonggi-do, KR;

Inventors:

Yu-Sheop Lee, Gyeonggi-do, KR;

Joo-Hoon Lee, Gyeonggi-do, KR;

Sun-Tae Jung, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/033 (2013.01); G06F 3/046 (2006.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G06F 3/046 (2013.01); G06F 3/03545 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04107 (2013.01);
Abstract

A magnetic field shielding layer that does not affect an operation of a geo-magnetic sensor in a pointing input device of a touch screen type using an electromagnetic pen is provided. A magnetic field shielding layer is composed of magnetic metal powder. The magnetic field shielding layer is formed directly on the pointing input device without a need for a separate adhesive layer.


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