Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10319354 | Modulating keyboard with relative transposition mechanism for electronic keyboard musical instruments | D. Kevin Laughlin | 2019-06-11 |
| 5010881 | Orthopedic fixation device | Michael P. Boudreau, Randall W. Jacoby | 1991-04-30 |
| D269307 | Hitching travel case | — | 1983-06-14 |
| 4358138 | Ski pole with foot rest and ski lift chair engaging means | Richard F. Hansen | 1982-11-09 |