Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668358 | Reconfigurable keyboard | Raymond J. Stein | 1997-09-16 |
| D371777 | Keyboard | Raymond J. Stein | 1996-07-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668358 | Reconfigurable keyboard | Raymond J. Stein | 1997-09-16 |
| D371777 | Keyboard | Raymond J. Stein | 1996-07-16 |