Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371681 | Method of displaying vending periods of time | James H. Halsey | 1994-12-06 |
| 5354983 | Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle | Paul Mathews | 1994-10-11 |
| 5311012 | Method and apparatus for detecting objects with modifying gain and sensor means | Paul Mathews | 1994-05-10 |