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:
May. 03, 2022
Filed:
Mar. 09, 2021
Applicant:
Dongwoo Fine-chem Co., Ltd., Jeollabuk-do, KR;
Inventors:
Hyun Min Shin, Gyeonggi-do, KR;
Heon Kim, Gyeonggi-do, KR;
Assignee:
DONGWOO FINE-CHEM CO., LTD., Jeollabuk-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0443 (2019.05); G06F 3/0412 (2013.01); G06F 2203/04103 (2013.01);
Abstract
A touch sensor stack structure according to an exemplary embodiment of the present invention includes a touch sensor structure including a bonding portion, a circuit connection structure bonded to the bonding portion of the touch sensor structure, and an optical film stacked on the touch sensor structure. The optical film includes a protrusion covering an end portion of the circuit connection structure and overlapping the bonding portion. Damages of electrodes included in the touch sensor structure can be prevented by the optical film.