Naoki HATAZAKI

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Patents Grantslast 30 patents

Information Patent Grant
Train control apparatus
- Patent number 9,789,891
- Issue date Oct 17, 2017
- The Nippon Signal Co., Ltd.
- Naoki Hatazaki
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
TRAIN CONTROL APPARATUS
- Publication number 20150008293
- Publication date Jan 8, 2015
- The Nippon Signal Co., Ltd.
- Naoki HATAZAKI
- B61 - RAILWAYS