Keiji Satou

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Fujikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Monitoring center and service system of air conditioner
- Patent number 6,874,692
- Issue date Apr 5, 2005
- Hitachi, Ltd., trustee, for the benefit of Hitachi Air Conditioning Systems C...
- Hiroyuki Ueda
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning system
- Patent number 6,865,898
- Issue date Mar 15, 2005
- Hitachi, Ltd.
- Yoshiyukie Yamanashi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Monitoring center and service system of air conditioner
- Patent number 6,738,014
- Issue date May 18, 2004
- Hitachi, Ltd.
- Hiroyuki Ueda
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Monitoring center and service system of air conditioner
- Publication number 20040183722
- Publication date Sep 23, 2004
- Hiroyuki Ueda
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Air conditioning system
- Publication number 20040010347
- Publication date Jan 15, 2004
- Yoshiyukie Yamanashi
- G05 - CONTROLLING REGULATING
Information Patent Application
Monitoring center and service system of air conditioner
- Publication number 20020154057
- Publication date Oct 24, 2002
- Hiroyuki Ueda
- F24 - HEATING RANGES VENTILATING