Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9812033 | Tactile graphic display | Randell Drane | 2017-11-07 |
| 9183689 | Compact assistive reading device | — | 2015-11-10 |
| 9142143 | Tactile graphic display | — | 2015-09-22 |
| 6975984 | Electrolaryngeal speech enhancement for telephony | Joel MacAuslan, Richard S. Goldhor, Carol Espy-Wilson | 2005-12-13 |