Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932451 | Musical instrument support methods and apparatus | Jonathan P. Workman, David Roberts, Julie T Petit, Donald H. Eason | 2011-04-26 |
| 7412069 | Stable attachment microphone stand systems | Jonathan P. Workman | 2008-08-12 |