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:
May. 22, 2012
Filed:
Nov. 10, 2010
Applicants:
Ronald Kakoschke, Munich, DE;
Klaus Schruefer, Baldham, DE;
Inventors:
Ronald Kakoschke, Munich, DE;
Klaus Schruefer, Baldham, DE;
Assignee:
Infineon Technologies AG, Neubiberg, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/331 (2006.01);
U.S. Cl.
CPC ...
Abstract
One or more embodiments relate to a method, comprising forming an implant on a substrate surface; selectively etching the wafer surface to form an elongated fin including portion of the implant; forming collector/emitter regions adjacent opposing ends of the fin; and forming a base region intermediate the collector/emitter regions.