Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7968780 | Method and apparatus for optimizing sound output characteristics of a drum | Samuel Earl Millender, Jr., William ‘Billy’ L. Johnson | 2011-06-28 |
| 7928303 | Insert for cajon drum | Samuel Earl Millender, Jr. | 2011-04-19 |