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:
Mar. 19, 1991
Filed:
Sep. 06, 1989
Applicant:
Inventor:
Jung-Hea Kim, Seoul, KR;
Assignee:
Samsung Electron Device Co., Ltd., Kyonggi, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313586 ; 313584 ; 313484 ;
Abstract
A color plasma display device for preventing phosphor sputtering phenomenon and the image spread phenomenon. The phosphor coating layer is separated by a transparent insulating layer from the gas discharge space by sequentially positioning the phosphor material coating layer. A black layer containing holes therein and a transparent insulating layer below an upper glass substrate.