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.:

US 7012370 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 14, 2006

Filed:

Jun. 18, 2001
Applicants:

Yoshikazu Kanazawa, Kawasaki, JP;

Shigeharu Asao, Kawasaki, JP;

Inventors:

Yoshikazu Kanazawa, Kawasaki, JP;

Shigeharu Asao, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 17/49 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of discharge electrodes having transparent electrodes connected to bus electrodes are arranged on the inner side of a front substrate. Alternatively, discharge electrodes having transparent electrodes and capable of discharging between their respective neighboring electrodes on both sides are arranged on the inner side of the front substrate. The front substrate is provided on the side of the display surface where discharge-generated light radiates out to the exterior. Shielding parts for shielding incident light from the exterior are formed on the transparent electrodes, or along the front substrate. Accordingly, the shielding parts reduce the surface reflection to improve the bright room contrast ratio. Forming the shielding parts with the same material as that of the bus electrodes prevents fabrication processes from becoming complicated. The areas of the shielding parts can be varied with the luminescent colors of cells, to change the luminescent brightness by the cell.


Find Patent Forward Citations

Kanazawa, Yoshikazu. (2006). Plasma display device with shielding parts on transparent electrodes (U.S. Patent No. 7012370). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7012370

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