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:
Oct. 28, 2003
Filed:
Feb. 23, 2000
Applicant:
Inventor:
Noritake Suzuki, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 9/02 ;
U.S. Cl.
CPC ...
H01J 9/02 ;
Abstract
An electron is source formed by a plurality of electron-emitting devices provided on a substrate and connected by a wiring. Use of an electron ray manufacturing apparatus having electrical connecting means connected to the wiring at three or more points can uniformize characteristics of a plurality of the electron-emitting devices.