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:
Sep. 25, 2007
Filed:
Feb. 25, 2005
Applicants:
Ralf Henninger, Munich, DE;
Franz Hirler, Isen, DE;
Inventors:
Ralf Henninger, Munich, DE;
Franz Hirler, Isen, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/94 (2006.01);
U.S. Cl.
CPC ...
Abstract
A trench transistor has a cell array, in which at least one cell array trench () is provided, and an edge structure framing the cell array. An edge trench () spaced apart from the cell array trenches () is provided in the edge structure.