Assignee
RUHL HERMANN
6 granted patents·58 citations·filing 1978–1985
Top patents by PatentIndex Score
6 records- 0170US4245598ASpeed control deviceRUHL HERMANN·Filed 1979·Granted Jan 20, 1981·18 cites·9 claims
- 0256US4171030AAcceleration warning deviceRUHL HERMANN·Filed 1978·Granted Oct 16, 1979·11 cites·10 claims
- 0348US4595932ARecorder with circuit line tamper indicating systemRUHL HERMANN·Filed 1983·Granted Jun 17, 1986·17 cites·10 claims
- 0443US4293844AVariable acceleration monitoring systemRUHL HERMANN·Filed 1980·Granted Oct 6, 1981·9 cites·14 claims
- 0527US4656488ATransportation equipment recorder with time accuracyRUHL HERMANN·Filed 1985·Granted Apr 7, 1987·3 cites·10 claims
- 0626US4633270ATransportation equipment recorder for highlighting operating parameters outside of preset limitsRUHL HERMANN·Filed 1985·Granted Dec 30, 1986·0 cites·16 claims
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