Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6717283 | Annulus pressure operated electric power generator | Neal G. Skinner, Roger L. Schultz | 2004-04-06 |
| 6695061 | Downhole tool actuating apparatus and method that utilizes a gas absorptive material | Neal G. Skinner, Roger L. Schultz | 2004-02-24 |
| 6672382 | Downhole electrical power system | Roger L. Schultz, Brock Watson, Juanita M. Cassidy | 2004-01-06 |