Tomomitsu Iizumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control valve
- Patent number 4,287,812
- Issue date Sep 8, 1981
- Shoketsu Kinzoku Kogyo Kabushiki Kaisha
- Tomomitsu Iizumi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Flow rate control valve
- Patent number 4,262,695
- Issue date Apr 21, 1981
- Shoketsu Kinzoku Kogyo Kabushiki Kaisha
- Tomomitsu Iizumi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Control valve
- Patent number 4,192,346
- Issue date Mar 11, 1980
- Shoketsu Kinzoku Kogyo Kabushiki Kaisha
- Tomomitsu Iizumi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid circuit
- Patent number 4,175,473
- Issue date Nov 27, 1979
- Shoketsu Kinzoku Kogyo Kabushiki Kaisha
- Tomomitsu Iizumi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL