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Shouichi Nakashima
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Saitama, JP
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Patents Grants
last 30 patents
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Patent Grant
Bearings for CO2 refrigerant compressor use, compressor using the s...
Patent number
7,128,528
Issue date
Oct 31, 2006
Hitachi, Ltd.
Hiroshi Takayasu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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Patent Application
Bearings for C02 refrigerant compressor use, compressor using the s...
Publication number
20030231815
Publication date
Dec 18, 2003
Hiroshi Takayasu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES