Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D479716 | Hand-held electronic drawing device | — | 2003-09-16 |
| 6585554 | Musical drawing assembly | William R. Hewitt, Daniel Dignitti, Martin Wilson | 2003-07-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D479716 | Hand-held electronic drawing device | — | 2003-09-16 |
| 6585554 | Musical drawing assembly | William R. Hewitt, Daniel Dignitti, Martin Wilson | 2003-07-01 |