Keitaro HIDANI

Follow

Person

Osaka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Excavation status monitoring system for tunneling machine
- Patent number 9,932,812
- Issue date Apr 3, 2018
- Hitachi Zosen Corporation
- Katsuya Sasaki
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
EXCAVATION STATUS MONITORING SYSTEM FOR TUNNELING MACHINE
- Publication number 20150300152
- Publication date Oct 22, 2015
- HITACHI ZOSEN CORPORATION
- Katsuya SASAKI
- G01 - MEASURING TESTING