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. 02, 1996
Filed:
Sep. 13, 1994
Applicant:
Inventors:
Chenggang Xie, Cedar Park, TX (US);
Donald E Patterson, Houston, TX (US);
Nalin Kumar, Canyon Lake, TX (US);
Assignees:
Microelectronics and Computer Technology Corporation, Austin, TX (US);
SI Diamond Technology, Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204478 ; 204491 ; 204507 ; 204509 ;
Abstract
A system and method for producing thin, uniform powder phosphors for field emission display screens wherein a planarization of the phosphor powder layer is accomplished by placing the deposited phosphor layer in an anode plate between two optical flats, which are then mounted within a mechanical press.