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Someyoshi Arai
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Cooling device
Patent number
7,383,693
Issue date
Jun 10, 2008
Nishiyama Corporation
Masahiro Kawai
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
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Patent Application
Cooling device
Publication number
20070044504
Publication date
Mar 1, 2007
Nishiyama Corporation
Masahiro Kawai
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...