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. 03, 1995
Filed:
Jul. 12, 1993
Applicant:
Inventors:
G William Tasker, West Brookfield, MA (US);
Jerry R Horton, Cape Elizabeth, ME (US);
Assignee:
Galileo Electro-Optics Corporation, Sturbridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
3131 / ; 3131 / ; 313104 ; 313534 ;
Abstract
A continuous thin film dynode includes a substrate with at least one channel having a channel wall, an isolation layer overlying the channel wall, and a thin film overlying the isolation layer. The thin film includes a current carrying portion and an electron emissive portion overlying the current carrying portion. The electron emissive portion is essentially free of a material which is silica-rich, alkali-rich, and lead-poor. The current carrying portion is essentially free of a material which is lead-rich.