Katsuharu Fujio

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Patents Grantslast 30 patents

Information Patent Grant
Rotary compressor
- Patent number 6,213,732
- Issue date Apr 10, 2001
- Matsushita Electric Industrial Co., Ltd.
- Katsuharu Fujio
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor
- Patent number 5,863,190
- Issue date Jan 26, 1999
- Matsushita Electric Industrial Co., Ltd.
- Shuichi Yamamoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor having bypass valves
- Patent number 5,855,475
- Issue date Jan 5, 1999
- Matsushita Electric Industrial Co., Ltd.
- Katsuharu Fujio
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor having an auxiliary bearing for the crankshaft
- Patent number 5,810,572
- Issue date Sep 22, 1998
- Matsushita Electric Industrial Co., Ltd.
- Shuichi Yamamoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll compressor having optimized oil passages
- Patent number 5,645,408
- Issue date Jul 8, 1997
- Matsushita Electric Industrial Co., Ltd.
- Katsuharu Fujio
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...