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:
Apr. 28, 2026
Filed:
Jun. 14, 2023
Ngk Electronics Devices, Inc., Mine, JP;
Ngk Insulators, Ltd., Nagoya, JP;
Atsushi Mase, Nagoya, JP;
NGK ELECTRONICS DEVICES, INC., Mine, JP;
NGK INSULATORS, LTD, Nagoya, JP;
Abstract
A package includes a mounting surface on which an electronic component is to be mounted, a cavity, and an attachment surface to which a lid is to be attached through an adhesive layer. The package includes: a bottom containing ceramics and having the mounting surface; and a frame containing ceramics and having the attachment surface. The attachment surface of the frame includes an inner end adjacent to the cavity and an outer end opposite to the inner end in at least one cross-sectional view spanning an inside and an outside of the cavity, the attachment surface having a protruding shape protruding in a thickness direction. At least one of the inner end or the outer end is made lower than a most protruding portion of the protruding shape by 10 μm or more.