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. 15, 2003
Filed:
Jan. 12, 1998
David A. Evans, Seekonk, MA (US);
John R. Miller, Shaker Heights, OH (US);
Evans Capacitor Company Incorporated, East Providence, RI (US);
Abstract
A capacitor includes a cathode having a coating including an oxide of one of cobalt, molybdenum, and tungsten, a nitride of a metal selected from the group consisting of titanium, vanadium, zirconium, niobium, molybdenum, and tungsten, a carbide of a metal selected from the group consisting of vanadium, niobium, molybdenum, and tungsten, an intercalation carbon cathode, or an electrically conducting polymer selected from polyacetylene, polypyrrole, poly-p-phenylene, polythiophene, poly-3-phenylthiophene, and poly-3-(4-fluorophenyl)-thiophene, an anode including a metal selected from tantalum, aluminum, niobium, zirconium, and titanium, spaced from the coating, and an electrolyte in contact with the coating and the anode.