Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7939735 | Stringed musical instrument | Hyo E. Ahn | 2011-05-10 |
| 7899173 | Communication connectivity via context association, advertising sponsorship, and multiple contact databases | Rod Drury | 2011-03-01 |