Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4494473 | Surface effect ship stern seal | — | 1985-01-22 |
| 4489667 | Surface effect ship seals | Robert Moore, Howard W. Keefe | 1984-12-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4494473 | Surface effect ship stern seal | — | 1985-01-22 |
| 4489667 | Surface effect ship seals | Robert Moore, Howard W. Keefe | 1984-12-25 |