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. 28, 2012
Filed:
May. 24, 2010
Applicants:
Jung Won Yoo, Gyeonggi-do, KR;
MI Sun Kim, Gyeonggi-do, KR;
Jae Young Park, Gyeonggi-do, KR;
Young Don Park, Gyeonggi-do, KR;
Inventors:
Jung Won Yoo, Gyeonggi-do, KR;
Mi Sun Kim, Gyeonggi-do, KR;
Jae Young Park, Gyeonggi-do, KR;
Young Don Park, Gyeonggi-do, KR;
Assignee:
Nanopacific Inc., Gyeonggi-do, KR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A field emission display device (FED) is provided. The FED includes a first substrate, a phosphor layer being in contact with the first substrate, and an anode electrode on the phosphor layer. The FED further includes a second substrate facing the first substrate and including a cathode electrode and an emitter disposed toward the anode electrode.