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:
Jun. 10, 2008
Filed:
Jan. 27, 2005
Applicant:
Cheol-hyeon Chang, Suwon-si, KR;
Inventor:
Cheol-Hyeon Chang, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); H01J 63/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electron emission device includes a substrate, an anode electrode formed on the substrate, phosphor layers formed on the anode electrode, and resistance layers formed on the substrate and electrically connected to the anode electrode.