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:
Mar. 29, 2011
Filed:
Apr. 25, 2008
Hiroki Hamada, Hirakata, JP;
Isao Yoshida, Tsukuba, JP;
Vincent Joseph Alfred Pugliese, Oakville, CA;
Manuela Peter, Toronto, CA;
James Alexander Robert Stiles, Toronto, CA;
Hiroki Hamada, Hirakata, JP;
Isao Yoshida, Tsukuba, JP;
Vincent Joseph Alfred Pugliese, Oakville, CA;
Manuela Peter, Toronto, CA;
James Alexander Robert Stiles, Toronto, CA;
iFire IP Corporation, Oakville, Ontario, CA;
Sanyo Electric Co., Ltd., Moriguchi-Shi, Osaka, JP;
Abstract
A novel and improved composite thick film dielectric structure is provided to improve the operating stability of phosphors used in thick dielectric ac electroluminescent displays. The novel structure comprises one or more aluminum oxide layers disposed between the composite thick dielectric layer and the bottom of the phosphor layer of these displays.