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:
Jun. 08, 2021
Filed:
Jul. 11, 2016
Lg Innotek Co., Ltd., Seoul, KR;
Won Keun Cho, Seoul, KR;
Eun Jin Kim, Seoul, KR;
Soo Min Lee, Seoul, KR;
Jina Lee, Seoul, KR;
In Hee Cho, Seoul, KR;
Hyun Jin Jo, Seoul, KR;
Sanga Ju, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
A pressure sensor comprises: a first electrode layer; a second electrode layer; and an intermediate layer disposed between the first electrode layer and the second electrode layer, wherein the intermediate layer changes in resistance, depending on a change in at least one of a thickness or a volume thereof. In addition, the intermediate layer comprises: a foam having porous regions dispersed in a non-porous region thereof; and a conductive material being dispersed in the foam and being more conductive than the foam.