US Patent D639304 Graphical user interface for a display screen
Patent D639304 was granted and assigned to Hitachi on June, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 19, 2008
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Date of Patent
June 7, 2011
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Patent Application Number
29311083
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Patent Citations Received
Patent Inventor Names
Hideyuki Misono
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Tsutomu Fujii
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Takeshi Arisaka
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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