Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415629 | System and method of ejecting a payload from an extraterrestrial surface | Anchal Jain, Sean O'Brien, Dara Sabahi | 2025-09-16 |
| RE40500 | Internal combustion engine | Douglas A. Doers | 2008-09-16 |
| 6769383 | Internal combustion engine | Douglas A. Doers | 2004-08-03 |
| 5490804 | Marine propulsion unit having exteriorly accessible clean-out capability and flushing device for same | Clarence E. Blanchard, Duane E. Rogers, Charles B. Hall, Robert Mooney, W. Scott Craig | 1996-02-13 |