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. 16, 2003
Filed:
Jul. 26, 2002
Applicant:
Inventors:
Kazumi Naito, Chiba, JP;
Nobuyuki Nagato, Saitama, JP;
Assignee:
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 1/04 ;
U.S. Cl.
CPC ...
C22C 1/04 ;
Abstract
A nobium powder for capacitors, which contains from 0.05 to 20% by mass of niobium monoxide crystal and from 0.05 to 20% by mass of hexaniobium monoxide crystal; a sintered body thereof; and a capacitor fabricated from the sintered body as one part electrode, a dielectric material formed on the surface of the sintered body, and another part provided on the dielectric material. A capacitor manufactured from a sintered body of a niobium powder of the present invention is favored with good high-temperature characteristics.