Haruhiko Umeda

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for coupling a tractor, a dump trailer and a dump truck
- Patent number 4,288,091
- Issue date Sep 8, 1981
- Kabushiki Kaisha Komatsu Seisakusho
- Haruhiko Umeda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Suspension for a front axle of a trailer
- Patent number 4,220,352
- Issue date Sep 2, 1980
- Kabushiki Kaisha Komatsu Seisakusho
- Haruhiko Umeda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Excavating and loading machine mounted on a wheeled type vehicle
- Patent number 4,147,262
- Issue date Apr 3, 1979
- Kabushiki Kaisha Komatsu Seisakusho
- Haruhiko Umeda
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING