COLIN ROBERT KOLLKER

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MONTGOMERY, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Surface communication device and method for downhole tool
- Patent number 8,378,840
- Issue date Feb 19, 2013
- National-Oilwell Varco, L.P.
- Alamzeb Hafeez Khan
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Surface Communication Device and Method for Downhole Tool
- Publication number 20110169656
- Publication date Jul 14, 2011
- National Oilwell Varco, L.P.
- ALAMZEB HAFEEZ KHAN
- G01 - MEASURING TESTING