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.:

US 7837529 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 23, 2010

Filed:

Aug. 22, 2008
Applicants:

Hiroko Takada, Isehara, JP;

Hisanobu Azuma, Hadano, JP;

Jun Iba, Yokohama, JP;

Inventors:

Hiroko Takada, Isehara, JP;

Hisanobu Azuma, Hadano, JP;

Jun Iba, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 9/24 (2006.01); H01J 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A manufacturing method of an electron-emitting device according to the present invention includes the steps of: preparing a substrate having a first electrode and a second electrode, and a conductive film for connecting the first electrode and the second electrode; and forming a gap on the conductive film by applying a voltage between the first electrode and the second electrode; wherein a planar shape of the conductive film has a V-shape portion between the first electrode and the second electrode.


Find Patent Forward Citations

Takada, Hiroko. (2010). Electron-emitting device and manufacturing method thereof (U.S. Patent No. 7837529). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7837529

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