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:
Apr. 07, 1998
Filed:
Apr. 22, 1996
Applicant:
Inventor:
David A Evans, Seekonk, MA (US);
Assignee:
Evans Capacitor Company, Incorporated, East Providence, RI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G / ; H01G / ; H01G / ;
U.S. Cl.
CPC ...
361504 ; 361508 ; 361509 ; 361516 ; 361525 ; 361526 ; 361532 ;
Abstract
A capacitor including a cathode of a porous coating including an oxide of at least one metal selected from the group consisting of ruthenium, iridium, nickel, rhodium, platinum, palladium, and osmium disposed on each of two opposed electrically conducting plates; an anode disposed between and spaced from the porous coatings and the electrically conducting plates and including a metal selected from the group consisting of tantalum, aluminum, niobium, zirconium, and titanium; and an electrolyte disposed between and in contact with the porous coatings and the anode.