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:
Oct. 08, 2019
Filed:
Oct. 11, 2017
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Akemi Ito, Nagano, JP;
Masatoshi Matsuhira, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0418 (2013.01); G06F 3/0416 (2013.01); G06F 2203/04104 (2013.01);
Abstract
A touch panel device includes a touch detection unit, a touch determination unit, and an instruction acceptance unit. The touch detection unit is configured to detect simultaneous touches on a plurality of points on a display. The touch determination unit is configured to determine whether the simultaneous touches that have been detected include a valid touch or an invalid touch. The instruction acceptance unit is configured to ignore the invalid touch and accept an instruction based on the valid touch.