Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9190038 | Tension adjustment hoop for a membrane of a musical instrument | Dan Jensen | 2015-11-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9190038 | Tension adjustment hoop for a membrane of a musical instrument | Dan Jensen | 2015-11-17 |