Masami Hirooka

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Sakai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Front loader attaching and removing method
- Patent number 5,240,367
- Issue date Aug 31, 1993
- Kubota Corporation
- Kentaro Nakamura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for controlling posture of front loader
- Patent number 4,966,518
- Issue date Oct 30, 1990
- Kubota Ltd.
- Isao Kourogi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Device for attaching front loader to tractor
- Patent number 4,802,814
- Issue date Feb 7, 1989
- Kubota Ltd.
- Isao Kourogi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Device for removably attaching front loader to vehicle
- Patent number 4,755,101
- Issue date Jul 5, 1988
- Kubota Ltd.
- Akio Hamada
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Earth moving machine
- Patent number D273384
- Issue date Apr 10, 1984
- Kubota, Ltd.
- Hitoo Nasu
- D15 - Machines not elsewhere specified