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Yoshifusa KUBOTA
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Koto-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Screw compressor and refrigeration device
Patent number
11,333,148
Issue date
May 17, 2022
Mayekawa Mfg. Co., Ltd.
Yoshifusa Kubota
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Lubricant supply system and operating method of multisystem lubrica...
Patent number
7,347,301
Issue date
Mar 25, 2008
Mayekawa Mfg. Co., Ltd.
Yoshimitsu Sekiya
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
SCREW COMPRESSOR AND REFRIGERATION DEVICE
Publication number
20210332819
Publication date
Oct 28, 2021
Mayekawa Mfg. Co., Ltd.
Yoshifusa KUBOTA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LIQUID INJECTION TYPE SCREW COMPRESSOR
Publication number
20080253914
Publication date
Oct 16, 2008
Mayekawa Mfg. Co., Ltd.
Yoshifusa KUBOTA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LUBRICANT SUPPLY SYSTEM AND OPERATING METHOD OF MULTISYSTEM LUBRICA...
Publication number
20070163840
Publication date
Jul 19, 2007
Mayekawa Mfg. Co., Ltd.
Yoshimitsu SEKIYA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...