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:
Aug. 04, 2026
Filed:
Feb. 26, 2020
Lg Innotek Co., Ltd., Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
An ultrasonic mask according to an embodiment comprises: a first substrate; a first wire disposed on the upper surface of the first substrate; a second substrate disposed above the first substrate; a second wire disposed on the lower surface of the second substrate; a piezoelectric member between the first substrate and the second substrate; a first electrode connected to the first wire and disposed on the lower surface of the piezoelectric member; and a second electrode connected to the second wire and disposed on the upper surface of the piezoelectric member, wherein the first wire and the second wire have curvatures (mm) of 5R to 15R, and the piezoelectric member generates an ultrasonic wave having a frequency band of 20 kHz to 1 MHz.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile