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:
Sep. 08, 2020
Filed:
Nov. 03, 2017
Electronics and Telecommunications Research Institute, Daejeon, KR;
Gachon University of Industry-academic Cooperation Foundation, Seongnam-si, Gyeonggi-do, KR;
Tae-Young Kim, Seoul, KR;
In-Kyu You, Gongju-si, KR;
Bit Na Kim, Daejeon, KR;
In Gyoo Kim, Daejeon, KR;
Sung-Hoon Jung, Yongin-si, KR;
Seung-Jun Park, Suwon-si, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Gachon University of Industry-Academic Cooperation Foundation, Seongnam-si, Gyeonggi-do, KR;
Abstract
A method for preparing a three-dimensional graphene structure, and an energy storage device are provided, the method including forming a graphene precursor by heating a carbohydrate and a gas generator, forming a graphene structure having a cavity therein by carbonizing the graphene precursor, and forming nanopores in the graphene structure, wherein the nanopores pass through an outer surface and an inner surface of the graphene structure, and are connected with the cavity.