Hitoshi Tashiro

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Cambridge, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Mechanism for activating a plurality of downhole devices
- Patent number 8,297,367
- Issue date Oct 30, 2012
- Schlumberger Technology Corporation
- Kuo-Chiang Chen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MECHANISM FOR ACTIVATING A PLURALITY OF DOWNHOLE DEVICES
- Publication number 20110284240
- Publication date Nov 24, 2011
- SCHLUMBERGER TECHNOLOGY CORPORATION
- KUO-CHIANG CHEN
- E21 - EARTH DRILLING MINING