US Patent 7744439 Image display device and manufacturing method of the same
Patent 7744439 was granted and assigned to Panasonic on June, 2010 by the United States Patent and Trademark Office.
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Patent abstract
The present invention provides an image display device capable of displaying a good image by suppressing yellowing of a glass substrate, and a high-yield manufacturing method of the glass substrate. The image display device is formed of a front-side glass substrate and a back-side glass substrate. In this manufacturing method, a glass substrate is used as the front-side glass substrate when Sn++ content in the glass substrate is a predetermined value or less, and the glass substrate is used as the back-side glass substrate when the Sn++ content exceeds the predetermined value.
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Patent Inventor Names
Daisuke Adachi0
Hiroyasu Tsuji0
Keisuke Sumida0
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US Patent 07744439 Image display device and manufacturing method of the same US Patent 7744439 Image display device and manufacturing method of the same
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Patent Number
077444390
Patent Number
77444390
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
077444390
Date of Patent
June 29, 2010
0Patent Application Number
117838490
Date Filed
April 12, 2007
0Official Website
Patent Primary Examiner
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US Patent 07744439 Image display device and manufacturing method of the same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07744439
Date of patent
June 29, 2010
Patent application number
11783849
Date Filed
April 12, 2007
Patent primary examiner
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