Nobuyuki Matsumoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ladder-type sleepers and railway tracks
- Patent number 5,582,346
- Issue date Dec 10, 1996
- Railway Technical Research Institute
- Hajime Wakui
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method of installing side-wall beam for guideway for magnetic levit...
- Patent number 5,218,800
- Issue date Jun 15, 1993
- Railway Technical Research Institute
- Hajime Wakui
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES