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:
Jul. 13, 2010
Filed:
May. 15, 2007
Deuk-seok Chung, Yongin-si, KR;
Yong-chul Kim, Yongin-si, KR;
Yong-wan Jin, Yongin-si, KR;
Sun-il Kim, Yongin-si, KR;
Ho-suk Kang, Yongin-si, KR;
Chan-wook Baik, Yongin-si, KR;
Deuk-seok Chung, Yongin-si, KR;
Yong-chul Kim, Yongin-si, KR;
Yong-wan Jin, Yongin-si, KR;
Sun-il Kim, Yongin-si, KR;
Ho-suk Kang, Yongin-si, KR;
Chan-wook Baik, Yongin-si, KR;
Abstract
A field emission device and its method of manufacture includes: a substrate; a plurality of cathode electrodes formed on the substrate and having slot shaped cathode holes to expose the substrate; emitters formed on the substrate exposed through each of the cathode holes and separated from both side surfaces of the cathode holes, the emitters being formed along a lengthwise direction of the cathode holes; an insulating layer formed on the substrate to cover the cathode electrodes and having insulating layer holes communicating with the cathode holes; and a plurality of gate electrodes formed on the insulating layer and having gate holes communicating with the insulating layer holes.