Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9301066 | Auditory comprehension and audibility device | Joan Phillips Waldron | 2016-03-29 |
| 8923535 | Magnetostrictive auditory system | Joan Phillips Waldron | 2014-12-30 |
| 8363862 | Magnetostrictive auditory system | Joan Phillips Waldron | 2013-01-29 |
| 7978867 | Audio signal system | Joan Phillips Waldron, Brett W. Jelkin | 2011-07-12 |
| 7657049 | Telephone handset | Joan Phillips Waldron, Brett W. Jelkin | 2010-02-02 |