Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D482862 | Trumpet case | Mark S. Izen, William D. Hester | 2003-12-02 |
| 6653540 | Mechanism for supporting musical instruments | Mark S. Izen, Alexander Webb, William D. Hester, Joseph Paul | 2003-11-25 |
| D482519 | Flute case | Mark S. Izen, William D. Hester | 2003-11-25 |
| D482520 | Clarinet case | Mark S. Izen, William D. Hester | 2003-11-25 |
| D475081 | Headstock | Mark S. Izen, Alexander Webb | 2003-05-27 |
| D473598 | Wooden kazoo | Mark S. Izen | 2003-04-22 |
| D473259 | Tambourine stick | Mark S. Izen, Alexander Webb | 2003-04-15 |