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:
Jul. 05, 2011
Filed:
Sep. 29, 2008
Applicants:
Shoichi Tanaka, Kyoto, JP;
Hiroto Ohsaki, Kyoto, JP;
Inventors:
Shoichi Tanaka, Kyoto, JP;
Hiroto Ohsaki, Kyoto, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01); H01L 29/267 (2006.01); H01L 31/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes: an insulating base; a semiconductor element provided on the insulating base; a protector provided on the semiconductor element; and a frame provided on a periphery of the insulating base and surrounding the semiconductor element. A region inside the frame is filled with a sealing resin, and at least one groove is provided in an upper corner portion of the frame on the semiconductor element side of the frame.