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, 2009
Filed:
Jun. 21, 2007
Masafumi Moriya, Hiratsuka, JP;
Kazuya Ishiwata, Yokosuka, JP;
Masafumi Moriya, Hiratsuka, JP;
Kazuya Ishiwata, Yokosuka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
To provide an electron source including: a wiring board having: a substrate having a groove on its surface; a conductive wire containing a metal which is arranged along the groove in the groove; and a wiring which is arranged above the wire crossing the wire; and an electron-emitting device which is arranged on the wiring board and is electrically connected to the conductive wire and the wiring; wherein the wire has an oxide layer of the metal contained in the wire on its surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile