Patrick Chen

Follow

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus and program storage device adapted for automat...
- Patent number 7,258,175
- Issue date Aug 21, 2007
- Schlumberger Technology Corporation
- Daan Veeningen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus and program storage device adapted for automat...
- Publication number 20050236184
- Publication date Oct 27, 2005
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Daan Veeningen
- E21 - EARTH DRILLING MINING