Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328545 | Driverless vehicle autoguide by light signals and two directional detectors | James R. Halsall, James R. Robertson, Mark A. Rogers | 1982-05-04 |
| 4309758 | Driverless vehicle autoguided by light signals and three non-directional detectors | James R. Halsall, James R. Robertson, Mark A. Rogers | 1982-01-05 |