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. 27, 2026
Filed:
Feb. 22, 2022
Seiko Epson Corporation, Tokyo, JP;
Atsushi Matsuo, Shiojiri, JP;
Ryuta Nishizawa, Nagano, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A vibrating element includes a quartz crystal substrate having a first vibrating portion having a pair of first excitation electrodes, a second vibrating portion having a pair of second excitation electrodes, and a third vibration portion having a pair of third excitation electrodes, in which at least one second excitation electrode of the pair of second excitation electrodes is formed into a first inclined surface inclined with respect to both main surfaces of the quartz crystal substrate, and at least one third excitation electrode of the pair of third excitation electrodes is formed into a second inclined surface inclined with respect to both the main surfaces and the first inclined surface.