Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321479 | Touch activated controller and method | Ferenc Ledniczki, Ronald G. Wayne | 1982-03-23 |
| 4288786 | Touch sensing keyboard construction | Ferenc Ledniczki | 1981-09-08 |
| 4221975 | Touch activated controller and method | Ferenc Ledniczki, Ronald G. Wayne | 1980-09-09 |
| 4192507 | Light actuated shooting arcade game | Lyle V. Rains, Stephen D. Bristow | 1980-03-11 |