Iwatani Plantech Corporation

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pulse tube refrigerator
- Patent number 5,522,223
- Issue date Jun 4, 1996
- Iwatani Sangyo Kabushiki Kaisha
- Masayoshi Yanai
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Pulse tube refrigerator
- Patent number 5,515,685
- Issue date May 14, 1996
- Iwatani Sangyo Kabushiki Kaisha
- Masayoshi Yanai
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Simplified apparatus for producing liquid nitrogen
- Patent number 5,327,729
- Issue date Jul 12, 1994
- Iwatani Sangyo Kabushiki Kaisha
- Masayoshi Yanai
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Apparatus for preventing evaporation of liquefied gas in liquefied...
- Patent number 5,212,953
- Issue date May 25, 1993
- Iwatani Sangyo Kabushiki Kaisha
- Etsuji Kawaguchi
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

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