Norio Sawada

Person

Gunma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Heat exchange apparatus and refrigerating machine
- Patent number 7,254,955
- Issue date Aug 14, 2007
- Sanyo Electric Co., LTD
- Masahisa Otake
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Exhaust heat utilizing refrigeration system
- Patent number 7,155,927
- Issue date Jan 2, 2007
- Sanyo Electric Co., LTD
- Norio Sawada
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat exchanger
- Patent number 7,082,989
- Issue date Aug 1, 2006
- Sanyo Electric Co., Ltd.
- Masahiro Kobayashi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Mixed refrigerant injection method
- Patent number 5,970,721
- Issue date Oct 26, 1999
- Sanyo Electric Co., Ltd.
- Ichiro Kamimura
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method of returning refrigerator oil of air conditioner
- Patent number 5,966,947
- Issue date Oct 19, 1999
- Sanyo Electric Co., Ltd.
- Ichiro Kamimura
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Heat exchanger and cooling apparatus mounted with the same
- Patent number 5,699,675
- Issue date Dec 23, 1997
- Sanyo Electric Co., Ltd.
- Toshitake Nagai
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Refrigeration cycle using six-way change-over valve
- Patent number 5,634,352
- Issue date Jun 3, 1997
- Sanyo Electric Co., Ltd.
- Toshitake Nagai
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Absorption system hot and cold water supply apparatus
- Patent number 4,894,998
- Issue date Jan 23, 1990
- Sanyo Electric Co., Ltd.
- Toshiyuki Kaneko
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
HEAT EXCHANGER AND MANUFACTURING METHOD OF THE SAME
- Publication number 20100025025
- Publication date Feb 4, 2010
- Kazuyoshi Tomochika
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Heat exchange apparatus and refrigerating machine
- Publication number 20060005558
- Publication date Jan 12, 2006
- SANYO ELECTRIC CO., LTD.
- Masahisa Otake
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Heat exchanger
- Publication number 20050284617
- Publication date Dec 29, 2005
- Masahiro Kobayashi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Exhaust heat utilizing refrigeration system
- Publication number 20050011209
- Publication date Jan 20, 2005
- Norio Sawada
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Norio Sawada

Person

Patents Grantslast 30 patents

Heat exchange apparatus and refrigerating machine

Exhaust heat utilizing refrigeration system

Heat exchanger

Mixed refrigerant injection method

Method of returning refrigerator oil of air conditioner

Heat exchanger and cooling apparatus mounted with the same

Refrigeration cycle using six-way change-over valve

Absorption system hot and cold water supply apparatus

Patents Applicationslast 30 patents

HEAT EXCHANGER AND MANUFACTURING METHOD OF THE SAME

Heat exchange apparatus and refrigerating machine

Heat exchanger

Exhaust heat utilizing refrigeration system