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:
Jun. 27, 2006
Filed:
Feb. 18, 2000
Masafumi Kyogaku, Sagamihara, JP;
Hironobu Mizuno, Sagamihara, JP;
Takeo Tsukamoto, Atsugi, JP;
Hiroyuki Hashimoto, Yokohama, JP;
Koki Nukanobu, Atsugi, JP;
Masafumi Kyogaku, Sagamihara, JP;
Hironobu Mizuno, Sagamihara, JP;
Takeo Tsukamoto, Atsugi, JP;
Hiroyuki Hashimoto, Yokohama, JP;
Koki Nukanobu, Atsugi, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An electron-emitting device having favorable electron emitting characteristic stable for a long time, which is manufactured by a method comprising the steps of disposing an electrically conductive member having a second gap on a substrate, and applying a voltage to the electrically conductive member while irradiating at least the second gap with an electron beam from electron emitting means disposed apart from the electrically conductive member in an atmosphere comprising a carbon compound.