Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047297 | System for and method of restraining a subsurface exploration and production system | Keith K. Millheim, Eric E. Maidla | 2011-11-01 |
| 7886845 | Method and system for monitoring auxiliary operations on mobile drilling units and their application to improving drilling unit efficiency | Eric E. Maidla | 2011-02-15 |