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:
Jul. 26, 1977
Filed:
Jan. 26, 1976
Applicant:
Inventors:
Jean Philippe Hallais, Ablon, FR;
Michel Jean-Claude Monnier, Montgeron, FR;
Jean-Claude Richard, Montgeron, FR;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313101 ; 313385 ; 313386 ;
Abstract
A window for an electron tube formed by a semiconductor device having a support of monocrystalline oxide, by a connection layer formed by a barium- or calcium-boroaluminate, by at least one passivating layer, and by an active layer having a constant composition and formed by a semiconductor material of the p-conductivity type.