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:
May. 16, 2000
Filed:
Aug. 09, 1999
Applicant:
Inventors:
Goro Takeuchi, Tokyo, JP;
Hirokazu Kobayashi, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
2525212 ; 25252021 ;
Abstract
Adding cobalt oxide 0.01 to 20 wt %, copper oxide 5 to 20 wt %, iron oxide 0.01 to 20 wt % and zirconium oxide 0.01 to 5.0 wt % to metallic oxides composed of in total 100 mol % in the percent of metals only where manganese is 50 to 90 mol % and nickel is 10 to 50 mol %.