Takashi Nakao

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Multiple type absorption air conditioning system
- Patent number 5,517,830
- Issue date May 21, 1996
- Hitachi, Ltd.
- Tomihisa Ohuchi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Absorption refrigerator
- Patent number 5,463,880
- Issue date Nov 7, 1995
- Hitachi, Ltd.
- Yoshitaka Nishino
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Multiple type absorption air conditioning system
- Patent number 5,447,042
- Issue date Sep 5, 1995
- Hitachi, Ltd.
- Tomihisa Ohuchi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Absorption air conditioning system and cooling/heating changing-ove...
- Patent number 5,363,668
- Issue date Nov 15, 1994
- Hitachi, Ltd.
- Takashi Nakao
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Absorption chiller heater and unit-type air conditioning system
- Patent number 5,289,868
- Issue date Mar 1, 1994
- Hitachi, Ltd.
- Yasuo Koseki
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Multiple type absorption air conditioning system
- Patent number 5,282,369
- Issue date Feb 1, 1994
- Hitachi, Ltd.
- Tomihisa Ohuchi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Control method and apparatus of absorption chiller heater
- Patent number 5,275,010
- Issue date Jan 4, 1994
- Hitachi, Ltd.
- Daisuke Hisajima
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Takashi Nakao

Person

Patents Grantslast 30 patents

Multiple type absorption air conditioning system

Absorption refrigerator

Multiple type absorption air conditioning system

Absorption air conditioning system and cooling/heating changing-ove...

Absorption chiller heater and unit-type air conditioning system

Multiple type absorption air conditioning system

Control method and apparatus of absorption chiller heater