Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478097 | Electrically sequenced tractor | Duane Bloom, Norman Bruce Moore | 2002-11-12 |
| 6470974 | Three-dimensional steering tool for controlled downhole extended-reach directional drilling | N. Bruce Moore, R. Ernst Krueger | 2002-10-29 |
| 6467557 | Long reach rotary drilling assembly | R. Ernst Krueger, N. Bruce Moore, Duane Bloom | 2002-10-22 |
| 6427786 | Electro-hydraulically controlled tractor | Norman Bruce Moore, Duane Bloom | 2002-08-06 |
| 6347674 | Electrically sequenced tractor | Duane Bloom, Norman Bruce Moore | 2002-02-19 |