Haluo Nonaka

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Sakai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multistage wedge-shaped jack apparatus
- Patent number 5,722,639
- Issue date Mar 3, 1998
- Matsuo Engineering Co., Ltd.
- Haluo Nonaka
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Bridge raising/supporting method and bearing device for the method
- Patent number 5,566,414
- Issue date Oct 22, 1996
- Matsuo Engineering Co., Ltd.
- Haluo Nonaka
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES