Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7350705 | Compact robust smart card reader | William Frederick | 2008-04-01 |
| 5101097 | Hand swipe magnetic stripe encoder | — | 1992-03-31 |
| 4742213 | Credit card reading apparatus with reliable optical path interrupt means | — | 1988-05-03 |
| 4692602 | Apparatus for sensing and/or writing information on cards, passports and checks and the like | — | 1987-09-08 |