Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D417922 | Lantern | Roelf Mulder, Byron Qually, Pierre Becker, John Edward Hutchinson | 1999-12-21 |
| D408413 | Radio | — | 1999-04-20 |
| 5059970 | Navigational aid | Dennis A. Raubenheimer, Dan C. Cawood, Geoffrey J. Rawlings, Anthony D. B. Holderness | 1991-10-22 |