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:
Jan. 25, 1977
Filed:
Mar. 10, 1975
Applicant:
Inventor:
Michael M Schlacter, Irvine, CA (US);
Assignee:
Aeronutronic Ford Corporation, Blue Bell, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
428333 ; 428433 ; 428450 ; 427 74 ; 427 93 ; 427 95 ;
Abstract
Germanium devices such as diodes, transistors and photodetectors are passivated by coating their surfaces with phosphosilicate glass. In the case of photosensitive devices the thickness of the passivating glass can be controlled to also provide antireflective coating action.