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:
Jun. 11, 2013
Filed:
May. 30, 2008
Eiichi Iijima, Chigasaki, JP;
Muneto Hakomori, Chigasaki, JP;
Masato Nakatuka, Chigasaki, JP;
Toshiharu Kurauchi, Tsukuba, JP;
Eiichi Iijima, Chigasaki, JP;
Muneto Hakomori, Chigasaki, JP;
Masato Nakatuka, Chigasaki, JP;
Toshiharu Kurauchi, Tsukuba, JP;
Ulvac, Inc., Chigasaki-Shi, JP;
Abstract
A method for manufacturing a plasma display panel in which an electrical discharge gas is introduced into a space between a first substrate and a second substrate which are sealed together, the method including: a first deaeration step of releasing impurity gases from a protective film by heating the first substrate, on which the protective film is formed for withstanding plasma electrical discharge, to 280° C. or more in a vacuum or in a controlled atmosphere; and a sealing step of sealing the front substrate, in which the impurity gases have been released from the protective film, and a rear substrate which are placed in contact with each other.