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:
Oct. 18, 2011
Filed:
Oct. 04, 2006
Applicant:
Yoichiro Kurita, Kanagawa, JP;
Inventor:
Yoichiro Kurita, Kanagawa, JP;
Assignee:
NEC Electronics Corporation, Kawasaki, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor deviceincludes a semiconductor chip(first semiconductor chip), a semiconductor chip(second semiconductor chip) and a seal ring. The semiconductor chipis provided on a surface Sof the semiconductor chipso as to be spaced apart from the semiconductor chipwith a predetermined spacing therebetween. A seal ringis interposed between the semiconductor chipand the semiconductor chip. An internal region, which is an inner region of the seal ring, and an external region, which is an outer region of the seal ring, are provided between the semiconductor chipand the semiconductor chip