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:
Mar. 19, 2019
Filed:
Jan. 08, 2015
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Sangwoo Kim, Yongin-si, KR;
Keun Young Lee, Suwon-si, KR;
Ju-hyuck Lee, Cheonan-si, KR;
Suhyun Yoon, Anyang-si, KR;
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Abstract
A hybrid power generating device can include: a first substrate; a lower electrode layer disposed on the first substrate; a piezoelectric layer disposed on the lower electrode layer, and formed of a complex in which an inorganic piezoelectric material and an organic polymer matrix are mixed; a spacer disposed on the piezoelectric layer; an upper electrode layer disposed on the spacer and configured to rub against the piezoelectric layer so as to be charged along with the piezoelectric layer; and a second substrate disposed on the upper electrode layer.