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. 18, 2010
Filed:
Feb. 26, 2008
Applicants:
Tatsuya Watanabe, Anjo, JP;
Masahiko Imoto, Kariya, JP;
Inventors:
Tatsuya Watanabe, Anjo, JP;
Masahiko Imoto, Kariya, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/58 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes: a semiconductor chip; a package for accommodating the chip, wherein the package has a box shape with an opening and a bottom; and a cover for sealing the opening of the package. The semiconductor chip is disposed on the bottom of the package. The cover has a plate shape. The cover includes a protrusion, which is disposed at a center of the plate shape. The protrusion protrudes toward an outside of the package.