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:
Mar. 05, 2013
Filed:
Mar. 12, 2008
Applicants:
Hiroyuki Kannou, Kishiwada, JP;
Masaki Shima, Uji, JP;
Inventors:
Hiroyuki Kannou, Kishiwada, JP;
Masaki Shima, Uji, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In accordance with the present invention, the dividing groovesare formed so as not to be parallel to cleavage planes of the semiconductor substrate, and the semiconductor substrateis bent along the dividing grooves, whereby the semiconductor substrateis fractured along the dividing grooves