Hiromasa Tsutsumi

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Railway platform door device
- Patent number 8,464,470
- Issue date Jun 18, 2013
- Nabtesco Corporation
- Satoshi Katagata
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
RAILWAY PLATFORM DOOR DEVICE
- Publication number 20120031006
- Publication date Feb 9, 2012
- EAST JAPAN RAILWAY COMPANY
- Satoshi Katagata
- B61 - RAILWAYS