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:
Aug. 06, 2013
Filed:
Apr. 17, 2008
Masato Yamazaki, Komaki, JP;
Kohei Ito, Komaki, JP;
Katsuya Yamagiwa, Komaki, JP;
Takeshi Mitsuoka, Konan, JP;
Masato Yamazaki, Komaki, JP;
Kohei Ito, Komaki, JP;
Katsuya Yamagiwa, Komaki, JP;
Takeshi Mitsuoka, Konan, JP;
NGK Spark Plug Co., Ltd., Aichi, JP;
Abstract
There are provided a piezoelectric ceramic composition that includes a bismuth layer-structured compound, which contains Na, Bi, Co and Ln (lanthanoide), as a main component and a piezoelectric ceramic composition that includes a compound, which contains Na, Bi, Ti, Co and Ln (lanthanoide) and has a NaBiTiOtype crystal structure, as a main component, wherein the piezoelectric ceramic composition has an atomic ratio of 0<Ln/(Na+Bi+Ln)≦0.04.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile