Individual holder
LOEVINGER RICHARD P
US·5 granted patents·65 citations·filing 1982–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0163US4480370AHeated railroad tank carLOEVINGER RICHARD P·Filed 1982·Granted Nov 6, 1984·19 cites·4 claims
- 0248US4530288AHeated railway tank carLOEVINGER RICHARD P·Filed 1984·Granted Jul 23, 1985·18 cites·9 claims
- 0341US5058511AHeated tank car with discharge valve and pressure equalizerLOEVINGER RICHARD P·Filed 1990·Granted Oct 22, 1991·9 cites·2 claims
- 0440US4624189AHeated outlet valve for railway tank carLOEVINGER RICHARD P·Filed 1984·Granted Nov 25, 1986·12 cites·3 claims
- 0539US5020447ATank car discharge valve heating unitLOEVINGER RICHARD P·Filed 1989·Granted Jun 4, 1991·7 cites·5 claims
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