Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705942 | Pressure-sensitive light pen | Zigmantas L. Budrikis, Mehdi Hatamian, Arun N. Netravali | 1987-11-10 |
| 4542375 | Deformable touch sensitive surface | Harold Gene Alles | 1985-09-17 |
| D263824 | General-purpose electronic telephone set base | David W. Hagelbarger | 1982-04-13 |
| 4291198 | General-purpose electronic telephone station set | Robert Anderson, Douglas L. Bayer, David W. Hagelbarger | 1981-09-22 |
| 4211012 | Electric-signal controlled hand-held printer | Harold Gene Alles | 1980-07-08 |