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.

Date of Patent:
Aug. 02, 1977

Filed:

Jun. 10, 1975
Applicant:
Inventors:

Emile F Le Coquil, Lannion, FR;

Hubert Prigent, Lannion, FR;

Guy Gerard, Perros-Guirec, FR;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313217 ; 313188 ;
Abstract

A gas discharge display screen with a self-scanning function is described herein. All the electrodes are positioned coplanary on a single surface of a rear insulating plate. First and second pluralities of parallel electrodes connected respectively independently accomplish respectively the scanning and displaying functions. A third plurality of parallel electrodes perpendicular to the first and second pluralities of electrodes cooperates with a particular electrode for preionizing the first gas cells of the matrix screen lines.


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Le Coquil, Emile. (1977). Plasma display screen for displaying a matrix of luminous points (U.S. Patent No. 4039881). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4039881

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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