Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8502053 | Pick for string instruments | Paul Gustafson, Robert Eric Gustafson | 2013-08-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8502053 | Pick for string instruments | Paul Gustafson, Robert Eric Gustafson | 2013-08-06 |