Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4741246 | Stage selectable telescopic cylinder assembly | — | 1988-05-03 |
| 4646794 | Telescopic rotary refueling system for battle tank | Dennis W. Simpson | 1987-03-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4741246 | Stage selectable telescopic cylinder assembly | — | 1988-05-03 |
| 4646794 | Telescopic rotary refueling system for battle tank | Dennis W. Simpson | 1987-03-03 |