Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9291042 | Water injection method for assisting in recovery of heavy oil | Lawrence J. Frederick | 2016-03-22 |
| 6609518 | Breathing aid device | — | 2003-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9291042 | Water injection method for assisting in recovery of heavy oil | Lawrence J. Frederick | 2016-03-22 |
| 6609518 | Breathing aid device | — | 2003-08-26 |