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.

Date of Patent:
May. 04, 2010

Filed:

Sep. 01, 2006
Applicants:

Yang Wei, Beijing, CN;

Liang Liu, Beijing, CN;

Wei Wei, Beijing, CN;

Kai-li Jiang, Beijing, CN;

Shou-shan Fan, Beijing, CN;

Inventors:

Yang Wei, Beijing, CN;

Liang Liu, Beijing, CN;

Wei Wei, Beijing, CN;

Kai-Li Jiang, Beijing, CN;

Shou-Shan Fan, Beijing, CN;

Assignees:

Tsinghu University, Beijing, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

A field emission electron source () includes a conductive base (), a carbon nanotube (), and a film of metal (). The conductive base includes a top (). One end () of the carbon nanotube is electrically connected with the top of the conductive base. The other end () of the carbon nanotube extends outwardly away from the top of the conductive base. The film of metal is formed on the nearly entire surface of the carbon nanotube and at least on the portion of the top of the conductive base proximate the carbon nanotube. A method for manufacturing the described field emission electron source is also provided.


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