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:
Feb. 22, 2022
Filed:
Apr. 10, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jin Young Son, Daejeon, KR;
Cheol Woo Kim, Daejeon, KR;
Byoung Hoon Ahn, Daejeon, KR;
Hyun Sik Chae, Daejeon, KR;
Sang Hoon Choy, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/19 (2017.01);
U.S. Cl.
CPC ...
C01B 32/19 (2017.08);
Abstract
A method of preparing graphene, including preparing graphite; and putting the graphite in the inside of a vessel and applying vibration at a frequency of 55 Hz to 65 Hz to the vessel.