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:
Jun. 22, 2010

Filed:

Dec. 21, 2006
Applicants:

Liang Liu, Beijing, CN;

Kai-li Jiang, Beijing, CN;

Shou-shan Fan, Beijing, CN;

Caesar Chen, Fremont, CA (US);

His-fu Lee, Tu-Cheng, TW;

Ga-lane Chen, Fremont, CA (US);

Inventors:

Liang Liu, Beijing, CN;

Kai-Li Jiang, Beijing, CN;

Shou-Shan Fan, Beijing, CN;

Caesar Chen, Fremont, CA (US);

His-Fu Lee, Tu-Cheng, TW;

Ga-Lane Chen, Fremont, CA (US);

Assignees:

Tsinghua University, Beijing, CN;

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/304 (2006.01); H01J 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A field emission element includes at least one supporting wire and at least one carbon nanotube wire. The supporting wire and the carbon nanotube wire are twisted together. A method for manufacturing the described field emission element is also provided. The method includes the steps of: (a) providing at least one carbon nanotube wire and at least one supporting wire; (b) twisting the carbon nanotube wire and the supporting wire together to form a multi-strand structure by a spinning process; and (c) cutting the multi-strand structure according to a predetermined length to form a field emission element.


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