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:
Nov. 17, 1998
Filed:
Oct. 25, 1995
Joel Danroc, Grenoble, FR;
Commissariat A L'Energie Atomique, Paris, FR;
Abstract
Process for the production of a field effect electron source and source obtained by said process, application to display means by cathodoluminescence. On an insulating substrate (2), said source comprises at least one cathode conductor (4), an insulating layer (6) covering the latter, at least one grid (8) formed on the insulating layer, holes (10) being formed through said grid and the insulating layer, and microtips (12) made from an electron emitting, metallic material, formed in said holes and covered with a deposit (13) of carbon diamond or diamond like carbon particles formed by electrophoresis or by joint electrochemical deposition of metal and carbon diamond or diamond like carbon.