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:
Jun. 04, 2002
Filed:
Apr. 11, 2000
Applicant:
Inventors:
Tatsuya Nakamura, Hiroshima-ken, JP;
Yoji Okano, Hiroshima-ken, JP;
Akihisa Kajiyama, Hiroshima-ken, JP;
Assignee:
Toda Kogyo Corporation, Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 3/526 ;
U.S. Cl.
CPC ...
C04B 3/526 ;
Abstract
The present invention provides a hollow shape strontium iron oxide particle powder. Not only is the particle powder high in safety and excellent in workability, but exhibits a large dielectric constant when formed into an artificial dielectric material utilizing electrical conduction by being dispersed in an organic medium such as a rubber.