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. 31, 2021
Filed:
Jun. 12, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Tatsuro Torimoto, Matsumoto, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 19/56 (2012.01); G01P 15/125 (2006.01); G01P 15/18 (2013.01); G01C 19/5719 (2012.01); G01C 19/5607 (2012.01); G01C 19/5642 (2012.01); G01C 19/5649 (2012.01); G01C 21/16 (2006.01);
U.S. Cl.
CPC ...
G01C 19/56 (2013.01); G01C 19/5607 (2013.01); G01C 19/5642 (2013.01); G01C 19/5649 (2013.01); G01C 19/5719 (2013.01); G01P 15/125 (2013.01); G01P 15/18 (2013.01); G01C 21/16 (2013.01);
Abstract
An acceleration sensor functioning as a physical quantity sensor includes an acceleration sensor element including a substrate, a lid joined to the substrate to form a housing space in the inside, and an acceleration sensor element piece housed in the housing space and capable of detecting a physical quantity, and a circuit element bonded to, by an adhesive material, an upper surface on the opposite side of the acceleration sensor element piece side of the lid. A recess is provided along the outer edge of the lid in an outer edge region of the upper surface of the lid.