Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281177 | Foiled grating for jet watercraft | William D. Chapin | 1994-01-25 |
| 5234361 | Foiled grating for jet watercraft | William D. Chapin | 1993-08-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281177 | Foiled grating for jet watercraft | William D. Chapin | 1994-01-25 |
| 5234361 | Foiled grating for jet watercraft | William D. Chapin | 1993-08-10 |