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:
Sep. 08, 2020
Filed:
Feb. 05, 2016
Daishinku Corporation, Kakogawa-shi, Hyogo, JP;
Takuya Kojo, Kakogawa, JP;
Satoru Ishino, Kakogawa, JP;
Daishinku Corporation, Kakogawa-shi, JP;
Abstract
A piezoelectric resonator device having a sandwich structure is provided, which is stably bonded to an external element. In the piezoelectric resonator device, at least a vibrating partof a piezoelectric substrateis sealed by a first sealing memberand a second sealing member. The piezoelectric substrateincludes: the vibrating part; and an external frame partthat is thicker than the vibrating partand that surrounds the outer periphery of the vibrating part. External electrodesto be connected to an external elementare provided on at least one of the first sealing memberand the second sealing member. The external elementis connected to the external electrodesat least on the external frame partof the piezoelectric substrate