Katsuya SASAKI

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Osaka-shi, JP

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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
Information Patent Grant
Blasting cartridge, blasting apparatus, and blasting method
- Patent number 8,904,938
- Issue date Dec 9, 2014
- Hitachi Zosen Corporation
- Katsuya Sasaki
- F42 - AMMUNITION BLASTING
Information Patent Grant
Demolishing apparatus using discharge impulse
- Patent number 6,318,268
- Issue date Nov 20, 2001
- Hitachi Zosen Corporation
- Hidehiko Maehata
- F42 - AMMUNITION BLASTING

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
Information Patent Application
BLASTING APPARATUS
- Publication number 20130263753
- Publication date Oct 10, 2013
- Katsuya Sasaki
- E04 - BUILDING
Information Patent Application
BLASTING CARTRIDGE, BLASTING APPARATUS, AND BLASTING METHOD
- Publication number 20120180684
- Publication date Jul 19, 2012
- Katsuya Sasaki
- F42 - AMMUNITION BLASTING