US Patent 7420181 Liquid metal ion gun
Patent 7420181 was granted and assigned to Hitachi on September, 2008 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 4, 2007
0
Date of Patent
September 2, 2008
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Patent Application Number
11730803
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Patent Inventor Names
Kaoru Umemura
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Yuichi Madokoro
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Tohru Ishitani
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Hiroyasu Kaga
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Shigeru Izawa
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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