Hiroki Ohsumimoto

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Shimizu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Screw compressor
- Patent number 7,014,437
- Issue date Mar 21, 2006
- Hitachi, Ltd., trustee, for the benefit of Hitachi Air Conditioning Systems C...
- Hiroki Ohsumimoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Screw compressor and method of manufacturing rotor for the same
- Patent number 6,884,049
- Issue date Apr 26, 2005
- Hitachi, Ltd.,
- Takeshi Hida
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Screw compressor and method of manufacturing rotor for the same
- Publication number 20050063852
- Publication date Mar 24, 2005
- Takeshi Hida
- C21 - METALLURGY OF IRON
Information Patent Application
Screw compressor
- Publication number 20040208771
- Publication date Oct 21, 2004
- Hiroki Ohsumimoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Screw compressor and method of manufacturing rotor for the same
- Publication number 20030108446
- Publication date Jun 12, 2003
- Takeshi Hida
- C21 - METALLURGY OF IRON