Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705228 | Shoulder marching tuba | Gregory Hilliard | 2010-04-27 |
| 7504571 | Shoulder marching tuba with view left | Gregory Hilliard | 2009-03-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705228 | Shoulder marching tuba | Gregory Hilliard | 2010-04-27 |
| 7504571 | Shoulder marching tuba with view left | Gregory Hilliard | 2009-03-17 |