US Patent 7540633 Lamp unit and projection display apparatus
Patent 7540633 was granted and assigned to NEC on June, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
0
Date Filed
March 29, 2006
0
Date of Patent
June 2, 2009
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Patent Application Number
11391269
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Patent Inventor Names
Yoshifumi Nishimura
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Hiroaki Takamatsu
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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