Yuichi Usami

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flow force compensating method and flow control valve of spool type...
- Patent number 5,944,042
- Issue date Aug 31, 1999
- Ebara Corporation
- Tamami Takahashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Water hydraulic proportional control valve
- Patent number 5,785,087
- Issue date Jul 28, 1998
- Ebara Corporation
- Tamami Takahashi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic servovalve
- Patent number 5,697,401
- Issue date Dec 16, 1997
- Ebara Corporation
- Masao Shinoda
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL