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Katsuyuki Takahashi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Screw compressor capable of manually adjusting both internal volume...
Patent number
7,165,947
Issue date
Jan 23, 2007
Mayekawa Mfg. Co., Ltd.
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Multi-stage screw compressor unit accommodating high suction pressu...
Patent number
6,881,040
Issue date
Apr 19, 2005
Mayekawa Mfg. Co., Ltd.
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Screw compressor equipment for accommodating low compression ratio...
Patent number
6,659,729
Issue date
Dec 9, 2003
Mayekawa Mfg. Co., Ltd.
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Screw compressor capable of manually adjusting both internal volume...
Publication number
20040234381
Publication date
Nov 25, 2004
Mayekawa Mfg. Co., Ltd.
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Multi-stage screw compressor unit accommodating high suction pressu...
Publication number
20030215336
Publication date
Nov 20, 2003
Mayekawa Mfg. Co., Ltd.
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Screw compressor equipment for accommodating low compression ratio...
Publication number
20030007873
Publication date
Jan 9, 2003
Toshiro Hattori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...