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. 09, 2002
Filed:
Sep. 16, 1998
Applicant:
Inventors:
Masanori Mitome, Tsukuba, JP;
Masato Yamanobe, Machida, JP;
Fumio Kishi, Aikawa-machi, JP;
Hitoshi Oda, Sagamihara, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 9/02 ;
U.S. Cl.
CPC ...
H01J 9/02 ;
Abstract
A method of manufacturing an electron source with electron emitting elements is provided. The method has a process of depositing a deposit substance in an area including at least an area of the electron emitting element from which area electrons are emitted. The depositing process is performed in an atmosphere of a gas containing at least a source material of the deposit substance, the gas having a mean free path allowing the gas to take a viscous flow state.