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:
Jul. 27, 2021
Filed:
Jan. 09, 2020
Korea University Research and Business Foundation, Sejong Campus, Sejong-si, KR;
Sang Il Kim, Yongin-si, KR;
Mun Pyo Hong, Seongnam-si, KR;
Bo Sung Kim, Seoul, KR;
Ho Won Yoon, Seoul, KR;
Kyung Uk Ha, Busan, KR;
Yun O Im, Seoul, KR;
Korea University Research and Business Foundation, Sejong Campus, Sejong-si, KR;
Abstract
A stretchable substrate according to an embodiment of the present invention comprises a first modulus region which has a first modulus, a second modulus region which is located in a plane direction with respect to the first modulus region and has a second modulus higher than the first modulus, and a third modulus region which is located between the first modulus region and the second modulus region and has an interface modulus which gradually changes between the first modulus and the second modulus, wherein the interface modulus of the third modulus region may be constant in the thickness direction thereof.