Masafumi Fukushima

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Kusatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cooling device for semiconductor elements
- Patent number 6,826,923
- Issue date Dec 7, 2004
- Matsushita Electric Industrial Co., Ltd.
- Masao Nakano
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Scroll compressor having a compressor housing made up of a cup-like...
- Patent number 5,569,028
- Issue date Oct 29, 1996
- Matsushita Electric Industrial Co., Ltd.
- Michio Yamamura
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Scroll compressor having optimized tip seal grooves
- Patent number 5,562,434
- Issue date Oct 8, 1996
- Matsushita Electric Industrial Co., Ltd.
- Masahiko Makino
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor having improved orbital drive mechanism
- Patent number 5,562,436
- Issue date Oct 8, 1996
- Matsushita Electric Industrial Co., Ltd.
- Sadao Kawahara
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor having wrap elements with rigidified inner ends
- Patent number 5,558,510
- Issue date Sep 24, 1996
- Matsushita Electric Industrial Co., Ltd.
- Masahiko Makino
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Cooling device for semiconductor elements
- Publication number 20030200762
- Publication date Oct 30, 2003
- Masao Nakano
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...