Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443693 | Electro-optical badge reader | Jaroslaw Berezowski | 1984-04-17 |
| 4436991 | Badge reader using infrared light | Gordon H. Albert | 1984-03-13 |
| 4423317 | Micro card reader | Jaroslaw Berezowski | 1983-12-27 |