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:
Jan. 25, 2011
Filed:
Apr. 07, 2008
Applicants:
Yasumi Kobayashi, Yawata, JP;
Takashi Umemoto, Hirakata, JP;
Hiroshi Nonoue, Hirakata, JP;
Inventors:
Assignee:
Sanyo Electric Co., Ltd., Morighchi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are a niobium solid electrolytic capacitor capable of reducing leak current that may occur in high heat treatment in a reflow process and capable of preserving the capacity before and after heat treatment, and a method for producing it. The niobium solid electrolytic capacitor comprises an anode containing an oxide of niobium monoxide or niobium dioxide and a metal of niobium or a niobium alloy, a dielectric layer formed on the surface of the anode, and a cathode formed on the dielectric layer, wherein the dielectric layer contains fluorine.