Akira Yamada

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rankine cycle power generation system and a method for operating th...
- Patent number 5,675,970
- Issue date Oct 14, 1997
- Hitachi, Ltd.
- Akira Yamada
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat storage apparatus and method
- Patent number 5,435,380
- Issue date Jul 25, 1995
- Hitachi, Ltd.
- Akihiro Yamada
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Regenerative type air conditioning equipment
- Patent number 5,285,645
- Issue date Feb 15, 1994
- Hitachi, Ltd.
- Akira Yamada
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Cooling energy generator with cooling energy accumulator
- Patent number 5,018,367
- Issue date May 28, 1991
- Hitachi, Ltd.
- Akira Yamada
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Apparatus and method of generating coldness
- Patent number 4,986,079
- Issue date Jan 22, 1991
- Hitachi, Ltd.
- Yasuo Koseki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Distilling apparatus
- Patent number 4,953,694
- Issue date Sep 4, 1990
- Hitachi, Ltd.
- Nobuatsu Hayashi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for producing ultra-pure water and process for using said u...
- Patent number 4,879,041
- Issue date Nov 7, 1989
- Hitachi, Ltd.
- Hideaki Kurokawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Absorption-type refrigerator
- Patent number 4,783,277
- Issue date Nov 8, 1988
- Hitachi, Ltd.
- Yasuo Koseki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Impurity detector
- Patent number 4,670,137
- Issue date Jun 2, 1987
- Hitachi, Ltd.
- Yasuo Koseki
- G01 - MEASURING TESTING
Information Patent Grant
Heat storing apparatus
- Patent number 4,638,646
- Issue date Jan 27, 1987
- Hitachi, Ltd.
- Yasuo Koseki
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method and system of heat energy conversion
- Patent number 4,363,219
- Issue date Dec 14, 1982
- Hitachi, Ltd.
- Yasuo Koseki
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Akira Yamada

Person

Patents Grantslast 30 patents

Rankine cycle power generation system and a method for operating th...

Heat storage apparatus and method

Regenerative type air conditioning equipment

Cooling energy generator with cooling energy accumulator

Apparatus and method of generating coldness

Distilling apparatus

Process for producing ultra-pure water and process for using said u...

Absorption-type refrigerator

Impurity detector

Heat storing apparatus

Method and system of heat energy conversion