Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623944 | Retractable drive system for watercraft | Robert J. McDonough, Geoffrey Michael Bergmark | 2017-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623944 | Retractable drive system for watercraft | Robert J. McDonough, Geoffrey Michael Bergmark | 2017-04-18 |