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:
Feb. 16, 2016
Filed:
Feb. 15, 2013
Applicants:
Arnaud Arbouet, Toulouse, FR;
Florent Houdellier, Toulouse, FR;
Inventors:
Arnaud Arbouet, Toulouse, FR;
Florent Houdellier, Toulouse, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21K 5/04 (2006.01); H01J 37/073 (2006.01); H01J 37/26 (2006.01); H01J 37/285 (2006.01);
U.S. Cl.
CPC ...
H01J 37/073 (2013.01); H01J 37/26 (2013.01); H01J 37/285 (2013.01); H01J 2237/022 (2013.01); H01J 2237/049 (2013.01); H01J 2237/0432 (2013.01); H01J 2237/06333 (2013.01); H01J 2237/06341 (2013.01); H01J 2237/21 (2013.01); H01J 2237/2614 (2013.01); H01J 2237/2626 (2013.01); H01J 2237/2802 (2013.01);
Abstract
A device and method for emitting electrons by a field effect. The device () includes a vacuum chamber () including a tip () having an end () and forming a cold cathode, an extracting anode (), components adapted for generating a potential difference between the tip () and the anode ();