U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Plasma display panel

Patent 5493175 Issued on February 20, 1996. Estimated Expiration Date: Icon_subject October 1, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3882342

Method of manufacturing an electric discharge device
Patent #: 4389277
Issued on: 06/21/1983
Inventor: deVries

Alternating current plasma display panel
Patent #: 4827186
Issued on: 05/02/1989
Inventor: Knauer ,   et al.

Gas cleaning apparatus containing a centrifugal type paint mist separator
Patent #: 4952221
Issued on: 08/28/1990
Inventor: Morioka

Plasma display panel and method of producing the same Patent #: 5264758
Issued on: 11/23/1993
Inventor: Iijima, et al.

Inventor

Application

No. 129139 filed on 10/01/1993

US Classes:

313/584, Having intersecting electrode sets313/238, WITH SUPPORT AND/OR SPACING STRUCTURE FOR ELECTRODE AND/OR SHIELD313/582, Multiple gaseous discharge display panel313/586With dielectric member

Examiners

Primary: Yusko, Donald J.
Assistant: Patel, Nimeshkumar D.

Attorney, Agent or Firm

Foreign Patent References

  • 50-17965 JP. 02/21/1975
  • 53-8649 JP. 03/21/1978
  • 55-150532 JP. 11/21/1980
  • 62-180845 JP. 11/21/1987
  • 3-84832 JP. 04/21/1991
  • 4-19942 JP. 01/21/1992

International Classes

H01J 017/49
H01J 017/16
H01J 009/26

Foreign Application Priority Data

1992-02-06 JP

Abstract

Disclosed is a plasma display panel including a porous metal plate in which a plurality of holes for display cells are formed at positions corresponding to intersections at which a first linear electrode group and a second linear electrode group cross each other with a predetermined interval therebetween, and a front glass plate, wherein openings of the holes of the porous metal plate on the front surface side are larger than openings on the rear surface side, the openings on the rear surface are covered with a molten material of an inorganic dielectric containing glass and are thereby air-tightly sealed. This plasma display panel is light in weight and thin and can be easily assembled.

Other References

  • Research Disclosure, No. 305, Sep. 1989, Havant GB, p. 63
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