Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5741090 | Injector for polymer placement and method therefore | Levant G. Dunning, Ardith A. Dunning | 1998-04-21 |
| 5394812 | Injector for polymer placement and a method therefore | Levant G. Dunning, Ardith A. Dunning | 1995-03-07 |