Koji Yamada

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bearing with absolute angle sensor
- Patent number 8,212,551
- Issue date Jul 3, 2012
- NTN Corporation
- Koji Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic bearing device stably carrying a rotary shaft, program for...
- Patent number 7,057,319
- Issue date Jun 6, 2006
- NTN Corporation
- Koji Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Structure of reflux fan for excimer laser apparatus
- Patent number 6,813,301
- Issue date Nov 2, 2004
- NTN Corporation
- Takayoshi Ozaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Bearing with absolute angel sensor
- Publication number 20090102466
- Publication date Apr 23, 2009
- Koji Yamada
- G01 - MEASURING TESTING
Information Patent Application
Magnetic bearing device stably carrying a rotary shaft, program for...
- Publication number 20040070358
- Publication date Apr 15, 2004
- NTN Corporation
- Koji Yamada
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Structure of reflux fan for excimer laser apparatus
- Publication number 20020044588
- Publication date Apr 18, 2002
- Takayoshi Ozaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...