Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405990 | Apparatus for determining the ratio of two signal repetition rates | David J. Urbanc | 1983-09-20 |
| 4370891 | Dual element-single oscillator-ratio type digital transducer | David J. Urbanc | 1983-02-01 |
| 4216495 | Electro-optical scanning | Peter J. Neilson | 1980-08-05 |