Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133055 | Refreshable braille display device | Daniel Charles Minnich, Hanna Francis Bawab, Patrick Doll | 2012-03-13 |
| 7744372 | Refreshable Braille display device | Daniel Charles Minnich, Hanna Francis Bawab, Patrick Doll | 2010-06-29 |