Kimio Nagata

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Patents Grantslast 30 patents

Information Patent Grant
Scroll compressor and scroll-type refrigerator
- Patent number 5,103,652
- Issue date Apr 14, 1992
- Hitachi, Ltd.
- Takao Mizuno
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Screw compressor with slide valve movement preventing structure
- Patent number 4,913,634
- Issue date Apr 3, 1990
- Hitachi, Ltd.
- Kimio Nagata
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Gas injection system for screw compressor
- Patent number 4,727,725
- Issue date Mar 1, 1988
- Hitachi, Ltd.
- Kimio Nagata
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...