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:
Dec. 23, 2025
Filed:
Feb. 06, 2024
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Syed Shaheen Shah, Nishikyo-ku, JP;
Md. Abdul Aziz, Dhahran, SA;
Mansour Al Marzooqi, Riyadh, SA;
Zain Hassan Yamani, Dhahran, SA;
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran, SA;
Abstract
The present invention includes an asymmetric supercapacitor that includes a negative electrode, a positive electrode, an aqueous electrolyte, and a separator. The negative electrode includes a first fluorine-doped tin oxide glass substrate having a first coated surface including a date leaves derived carbon and a first polymer. The asymmetric supercapacitor includes a positive electrode including a second fluorine-doped tin oxide glass substrate having a bismuth vanadate layer. The bismuth vanadate layer is coated with a second composition including the date leaves derived carbon and a second polymer. The separator is located between the positive electrode and the negative electrode, and the electrolyte is present in and on the separator.