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:
Mar. 29, 1988
Filed:
May. 13, 1987
Applicant:
Inventors:
Takeshi Morimoto, Yokohama, JP;
Yoshiki Hamatani, Yokohama, JP;
Toshiya Matsubara, Yokohama, JP;
Naoto Iwano, Fujisawa, JP;
Hideo Shimizu, Fujisawa, JP;
Assignees:
Asahi Glass Company Ltd., Tokyo, JP;
Elna Company Ltd., Fujisawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01G / ;
U.S. Cl.
CPC ...
361433 ; 252 622 ;
Abstract
An electrolytic capacitor comprising a capacitor element and an electrolyte impregnated to the element, wherein the electrolyte comprises an organic polar solvent and a solute dissolved in the solvent, said solute being selected from the group consisting of a quaternary ammonium salt of an aromatic carboxylic acid, a quaternary ammonium salt of cycloalkene carboxylic acid and a quaternary ammonium salt of an unsaturated aliphatic carboxylic acid.