US Patent 7872282 Semiconductor device and method of manufacturing same
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Patent abstract
A semiconductor device includes deep first field limiting rings, shallow second field limiting rings, insulation films covering each surface portion of each of the first and the second field limiting rings, and conductive field plates each in contact with a surface of each of the first and the second field limiting rings. Each of the field plates project over a surface of each of the insulation films between the first field limiting rings and the second field limiting rings.
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Patent Inventor Names
Susumu Iwamoto0
Takashi Kobayashi0
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Official Website
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US Patent 07872282 Semiconductor device and method of manufacturing same US Patent 7872282 Semiconductor device and method of manufacturing same
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Patent Number
078722820
Patent Number
78722820
Edits on 29 Apr, 2023
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Patent Jurisdiction
Patent Number
078722820
Date of Patent
January 18, 2011
0Patent Application Number
123651590
Date Filed
February 3, 2009
0Official Website
Patent Primary Examiner
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US Patent 07872282 Semiconductor device and method of manufacturing same
Infobox
Is a
Patent jurisdiction
Patent number
07872282
Date of patent
January 18, 2011
Patent application number
12365159
Date Filed
February 3, 2009
Patent primary examiner
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