Kenichi Hirano

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic operating device
- Patent number 6,968,859
- Issue date Nov 29, 2005
- Yuken Kogyo Kabushiki Kaisha
- Taku Nagano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic power system
- Patent number 6,748,739
- Issue date Jun 15, 2004
- Yuken Kogyo Kabushiki Kaisha
- Kenichi Hirano
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic pump with a built-in electric motor
- Patent number 6,592,336
- Issue date Jul 15, 2003
- Yuken Kogyo Kabushiki Kaisha
- Kenichi Hirano
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control circuit for proportional electro-hydraulic fluid control va...
- Patent number 4,724,865
- Issue date Feb 16, 1988
- Yuken Kogyo Kabushiki Kaisha
- Kenichi Hirano
- G05 - CONTROLLING REGULATING