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. 06, 1977
Filed:
Dec. 24, 1975
Applicant:
Inventors:
Armand P Ferro, Schenectady, NY (US);
Bruno F Kurz, deceased, late of Schenectady, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 48 ; 357 36 ; 357 89 ; 357 90 ; 148175 ; 148187 ;
Abstract
A triple diffused interdigitated NPN transistor formed in an isolated N-epitaxial pocket of an otherwise standard NPN bipolar junction isolated integrated circuit. The N-type diffused collector pocket in the N-epitaxial layer lowers collector resistance of the triple diffused NPN device.