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:
Mar. 19, 2019

Filed:

Mar. 10, 2016
Applicant:

Lenovo (Singapore) Pte. Ltd., New Tech Park, SG;

Inventors:

Limin Xiao, Yokohama, JP;

Qian Wang, Yokohama, JP;

Assignee:

Lenovo (Singapore) PTE. LTD., New Tech Park, SG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/033 (2013.01); G06F 3/0354 (2013.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/044 (2013.01); G06F 2203/04808 (2013.01);
Abstract

Provided are a touch pen and a touch pen system with a compact and low-cost configuration when an erase function is installed therein. The touch pen system includes a capacitive touch panel; a touch pen having a pen tip for specifying an arbitrary position on the touch panel and a pen rear end portion formed with a predetermined conductive pattern; predetermined pattern detection mechanism that detects contact of the predetermined conductive pattern with the touch panel; and an erase implementation mechanism that implements an erase function when the predetermined conductive pattern is detected.


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