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. 11, 2021
Filed:
Apr. 22, 2020
Lg Display Co., Ltd., Seoul, KR;
Taeheon Kim, Seoul, KR;
Chiwan Kim, Goyang-si, KR;
Sung-Eui Shin, Seoul, KR;
YongWoo Lee, Goyang-si, KR;
Kyungyeol Ryu, Goyang-si, KR;
YuSeon Kho, Seoul, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
A vibration generating device includes an electroactive layer having a first surface and a second surface opposite to the first surface, and including an unevenness structure; and a first electrode and a second electrode on at least one of the first surface and the second surface of the electroactive layer, wherein one or more of the first electrode and the second electrode covers an entire surface of at least one or more of the first surface and the second surface of the electroactive layer including the unevenness structure.