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:
Apr. 13, 2004
Filed:
Dec. 26, 2001
Applicant:
Inventors:
Franz Hirler, Isen, DE;
Manfred Kotek, Villach, AT;
Joost Larik, Poing, DE;
Frank Pfirsch, München, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/978 ;
U.S. Cl.
CPC ...
H01L 2/978 ;
Abstract
A trench MOS-transistor includes a body region strengthened by an implantation area that faces the drain region to increase the avalanche resistance.