Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8528989 | Method for simultaneously mining vertically disposed beds | Wesley K. Nash, Jr. | 2013-09-10 |
| 6436154 | Use of dodecylbenzene sulfonic acid or salt as a scale inhibitor | Aileen Halverson | 2002-08-20 |