Hill; Frank W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hill; Frank W..The latest application filed is for "actuated digital pretimed traffic controller".
- Hill; Frank W. - Round Rock TX
- Hill; Frank W. - Moline IL
| Patent | Date |
|---|---|
| Actuated digital pretimed traffic controller Grant 4,449,116 - Hill , et al. May 15, 1 | 1984-05-15 |
| Multi-channel AC conflict monitor Grant 3,902,156 - Hill August 26, 1 | 1975-08-26 |
| Low-level Logic Protection Interface Grant 3,737,672 - Hill , et al. June 5, 1 | 1973-06-05 |
| Method And Apparatus For Controlling Traffic Flow In Accordance With Traffic Presence Grant 3,710,312 - Hill January 9, 1 | 1973-01-09 |
| Conflicting Phase Error Detector Grant 3,629,802 - Clark , et al. December 21, 1 | 1971-12-21 |
| Gap Reduction Through Use Of Detectors Grant 3,613,074 - Hill , et al. October 12, 1 | 1971-10-12 |
| Method And Apparatus For Controlling Traffic Flow In Accordance With Traffic Presence Grant 3,602,882 - Hill August 31, 1 | 1971-08-31 |
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