William G. Crossland

Person

Seattle, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Drilling apparatus
- Patent number 9,284,780
- Issue date Mar 15, 2016
- Smart Drilling and Completion, Inc.
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Grant
High power umbilicals for subterranean electric drilling machines a...
- Patent number 8,353,348
- Issue date Jan 15, 2013
- Smart Drilling and Completion, Inc.
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Grant
Substantially neutrally buoyant and positively buoyant electrically...
- Patent number 7,311,151
- Issue date Dec 25, 2007
- Smart Drilling and Completion, Inc.
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Grant
High power umbilicals for electric flowline immersion heating of pr...
- Patent number 7,032,658
- Issue date Apr 25, 2006
- Smart Drilling and Completion, Inc.
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Grant
High power umbilicals for subterranean electric drilling machines a...
- Patent number 6,857,486
- Issue date Feb 22, 2005
- Smart Drilling and Completion, Inc.
- James E. Chitwood
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Drilling apparatus
- Publication number 20160053540
- Publication date Feb 25, 2016
- SMART DRILLING AND COMPLETION, INC.
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
Drilling apparatus
- Publication number 20140196953
- Publication date Jul 17, 2014
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
High power umbilicals for subterranean electric drilling machines a...
- Publication number 20090308656
- Publication date Dec 17, 2009
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
High power umbilicals for electric flowline immersion heating of pr...
- Publication number 20080149343
- Publication date Jun 26, 2008
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
Substantially neutrally buoyant and positively buoyant electrically...
- Publication number 20040244982
- Publication date Dec 9, 2004
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
High power umbilicals for electric flowline immersion heating of pr...
- Publication number 20040134662
- Publication date Jul 15, 2004
- James E. Chitwood
- E21 - EARTH DRILLING MINING
Information Patent Application
High power umbilicals for subterranean electric drilling machines a...
- Publication number 20030034177
- Publication date Feb 20, 2003
- James E. Chitwood
- E21 - EARTH DRILLING MINING

William G. Crossland

Person

Patents Grantslast 30 patents

Drilling apparatus

High power umbilicals for subterranean electric drilling machines a...

Substantially neutrally buoyant and positively buoyant electrically...

High power umbilicals for electric flowline immersion heating of pr...

High power umbilicals for subterranean electric drilling machines a...

Patents Applicationslast 30 patents

Drilling apparatus

Drilling apparatus

High power umbilicals for subterranean electric drilling machines a...

High power umbilicals for electric flowline immersion heating of pr...

Substantially neutrally buoyant and positively buoyant electrically...

High power umbilicals for electric flowline immersion heating of pr...

High power umbilicals for subterranean electric drilling machines a...