Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491255 | Crashworthy external auxiliary fuel tank for aircraft | Randy L. Crane, Bill York | 2002-12-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491255 | Crashworthy external auxiliary fuel tank for aircraft | Randy L. Crane, Bill York | 2002-12-10 |