Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978031 | Loudspeaker sound modulation apparatus | Joseph K. Garretson | 2005-12-20 |
| D506748 | Loudspeaker spinner | Joseph K. Garretson | 2005-06-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978031 | Loudspeaker sound modulation apparatus | Joseph K. Garretson | 2005-12-20 |
| D506748 | Loudspeaker spinner | Joseph K. Garretson | 2005-06-28 |