Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169086 | Wrist trainer for piano instruction | Bruce Maurer | 2007-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169086 | Wrist trainer for piano instruction | Bruce Maurer | 2007-01-30 |