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 8222814 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2012

Filed:

Oct. 19, 2007
Applicants:

Masaharu Terauchi, Hyogo, JP;

Yusuke Fukui, Osaka, JP;

Takuji Tsujita, Osaka, JP;

Michiko Okafuji, Osaka, JP;

Mikihiko Nishitani, Nara, JP;

Inventors:

Masaharu Terauchi, Hyogo, JP;

Yusuke Fukui, Osaka, JP;

Takuji Tsujita, Osaka, JP;

Michiko Okafuji, Osaka, JP;

Mikihiko Nishitani, Nara, JP;

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

The present invention improves discharge characteristics of a protective layer in order to provide a PDP that exhibits excellent display performance even if the PDP is of a fine-cell structure. The present invention also provides a manufacturing method for the PDP. In particular, a protective layeris composed of an MgO film layerand an MgO particle layerthat is made of MgO particles. The MgO particlesare formed by burning an MgO precursor and satisfy that a/b≧1.2, where a denotes a spectrum integral value in a wavelength region of a CL spectrum from 650 nm to 900 nm, exclusive of 900 nm, and b denotes a spectrum integral value in a wavelength region of the CL spectrum from 300 nm to 550 nm, exclusive of 550 nm.


Find Patent Forward Citations

Terauchi, Masaharu. (2012). Plasma display panel with exposed crystal particles and manufacturing method thereof (U.S. Patent No. 8222814). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8222814

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