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:
May. 05, 2026
Filed:
Sep. 08, 2022
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventor:
Toshio Nishimura, Nagaokakyo, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/00 (2006.01); H03H 3/02 (2006.01); H03H 9/19 (2006.01);
U.S. Cl.
CPC ...
H03H 9/19 (2013.01); H03H 3/02 (2013.01);
Abstract
A quartz crystal resonator that includes a quartz crystal element having main surfaces extending in a plane φ degrees around a Z axis of the quartz crystal element and θ degrees around an X' axis of the quartz crystal element; and an electrode in contact with the quartz crystal element, where x=t/T≥0.01, |φ−(−98.6x+114.0x−22.3x+1.3)|≤5 and |θ−(−9.5x−10.9x+1.4x+35.3)|≤0.5, wherein T is a thickness of the quartz crystal element and t is a thickness of the electrode.