David Armstrong has a total of 1 patent(s) in the database.
* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.
Patent Number: 6926086 View patent at USPTO Title: METHOD FOR REMOVING A TOOL FROM A WELL Assignee: Halliburton Energy Services, Inc. Issue Date: August 9, 2005 Inventor(s): David Armstrong, Rock Springs, WY
Danny D. Delozier, Duncan, OK
Raymund Meijs, Centennial, CO
Michael L. Patterson, Alvarado, TX
Phillip M. Starr, Duncan, OK
Steven G. Streich, Duncan, OK
Loren C. Swor, Duncan, OK