Shuji Haga

Person

Tokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Scroll fluid machine having a heat pipe inside the drive shaft
- Patent number 6,186,755
- Issue date Feb 13, 2001
- Anest Iwata Corporation
- Shuji Haga
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Double wrap dry scroll vacuum pump having a compressed gas cooling...
- Patent number 6,149,405
- Issue date Nov 21, 2000
- Anest Iwata Corporation
- Tetsuya Abe
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll fluid machine having a cooling passage inside the drive shaft
- Patent number 6,109,897
- Issue date Aug 29, 2000
- Anest Iwata Corporation
- Shuji Haga
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Oil-free two stage scroll vacuum pump and method for controlling th...
- Patent number 5,961,297
- Issue date Oct 5, 1999
- Iwata Air Compressor Mfg. Co., Ltd.
- Shuji Haga
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll fluid machine having a cooling passage inside the drive shaft
- Patent number 5,842,843
- Issue date Dec 1, 1998
- Anest Iwata Corporation
- Shuji Haga
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Oil-free scroll vacuum pump having a gas ballast part
- Patent number 5,743,719
- Issue date Apr 28, 1998
- Anest Iwata Corporation
- Shuji Haga
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll-type fluid machinery with seals for the discharge port and w...
- Patent number 5,258,046
- Issue date Nov 2, 1993
- Iwata Air Compressor Mfg. Co., Ltd.
- Shuji Haga
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Scroll-type fluid machinery with offset passage to the exhaust port
- Patent number 5,145,344
- Issue date Sep 8, 1992
- Iwata Air Compressor Manufacturing Co. Ltd.
- Shuji Haga
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Person

Patents Grantslast 30 patents

Scroll fluid machine having a heat pipe inside the drive shaft

Double wrap dry scroll vacuum pump having a compressed gas cooling...

Scroll fluid machine having a cooling passage inside the drive shaft

Oil-free two stage scroll vacuum pump and method for controlling th...

Scroll fluid machine having a cooling passage inside the drive shaft

Oil-free scroll vacuum pump having a gas ballast part

Scroll-type fluid machinery with seals for the discharge port and w...

Scroll-type fluid machinery with offset passage to the exhaust port