Kazuhiko Nakagawa

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Fuji-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hot water supply system, water heater and hot water supply control...
- Patent number 9,518,762
- Issue date Dec 13, 2016
- PURPOSE CO., LTD.
- Yasutaka Hatada
- G05 - CONTROLLING REGULATING
Information Patent Grant
Water heater and control method therefor
- Patent number 9,182,159
- Issue date Nov 10, 2015
- Purpose Company Limited
- Yasutaka Hatada
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Hot water supply system, water heater and hot water supply control...
- Patent number 8,868,251
- Issue date Oct 21, 2014
- Purpose Company Limited
- Yasutaka Hatada
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
HOT WATER SUPPLY SYSTEM, WATER HEATER AND HOT WATER SUPPLY CONTROL...
- Publication number 20140379147
- Publication date Dec 25, 2014
- PURPOSE CO., LTD.
- Yasutaka Hatada
- F24 - HEATING RANGES VENTILATING
Information Patent Application
HOT WATER SUPPLY SYSTEM, WATER HEATER AND HOT WATER SUPPLY CONTROL...
- Publication number 20120138149
- Publication date Jun 7, 2012
- Takagi Industrial Co., Ltd.
- Yasutaka Hatada
- G05 - CONTROLLING REGULATING
Information Patent Application
WATER HEATER AND CONTROL METHOD THEREFOR
- Publication number 20120090341
- Publication date Apr 19, 2012
- Takagi Industrial Co., Ltd.
- Yasutaka Hatada
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...