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. 22, 1980
Filed:
Aug. 26, 1977
Applicant:
Inventors:
Yoichi Tanaka, Chiba, JP;
Masamichi Tsuruta, Chiba, JP;
Koji Takahashi, Chiba, JP;
Tsutomu Hasegawa, Tokyo, JP;
Makoto Hori, Chiba, JP;
Assignee:
TDK Electronic Co., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
252 629 ;
Abstract
A piezoelectric ceramic composition which comprises the combination of a pyrochlore composite oxide Ba.sub.2 Sb.sub.2 O.sub.7, and a base ceramic mixture of PbTiO.sub.3 and PbZrO.sub.3.
Tanaka, Yoichi. (1980). Ferromagneticpiezoelectric ceramic composition (U.S. Patent No. 4184971). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4184971
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile