US Patent 8002923 Method of manufacturing glass substrate
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Edits on 28 Nov, 2023
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Patent abstract
A glass block is formed by stacking, fixing, and integrating a plurality of thin glass plates having a predetermined thickness. An annular glass block is formed by coring the glass block. Surfaces of an inside circumference and an outside circumference of the annular glass block are ground. The annular glass block of which the surfaces of the inside circumference and the outside circumference are ground are separated into individual annular glass substrates, and separated annular glass substrates are cleaned. Then, edge portions of the inside circumference and the outside circumference of a cleaned annular glass substrate are chamfered.
Edits on 13 Jul, 2023
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US Patent 08002923 Method of manufacturing glass substrate US Patent 8002923 Method of manufacturing glass substrate
Infobox
Patent Number
0800292300
Patent Number
800292300
Edits on 4 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
080029230
Date of Patent
August 23, 2011
0Patent Application Number
122493410
Date Filed
October 10, 2008
0Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
080029230
Date of Patent
August 23, 2011
0Patent Application Number
122493410
Date Filed
October 10, 2008
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
Edits made to:
Infobox (+7 properties)
US Patent 08002923 Method of manufacturing glass substrate
Infobox
Is a
Patent jurisdiction
Patent number
08002923
Date of patent
August 23, 2011
Patent application number
12249341
Date Filed
October 10, 2008
Patent primary examiner
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