Assignee
RPC CORP
12 granted patents·377 citations·filing 1974–1983
Top patents by PatentIndex Score
12 records- 0195US4279347AAnti-sway load handling apparatusRPC CORP·Filed 1979·Granted Jul 21, 1981·58 cites·23 claims
- 0295US4263979AHydraulic master-slave steering system for a wide track vehicleRPC CORP·Filed 1978·Granted Apr 28, 1981·90 cites·4 claims
- 0390US4378072AGantry craneRPC CORP·Filed 1980·Granted Mar 29, 1983·50 cites·6 claims
- 0482US4219094AStraddle crane apparatusRPC CORP·Filed 1978·Granted Aug 26, 1980·45 cites·34 claims
- 0570US4396218ASpreader system for handling containersRPC CORP·Filed 1978·Granted Aug 2, 1983·25 cites·13 claims
- 0669US4149747AGrappler spreader for closely stacking cargo containersRPC CORP·Filed 1975·Granted Apr 17, 1979·26 cites·12 claims
- 0769US4093090ASpreader for lifting containersRPC CORP·Filed 1974·Granted Jun 6, 1978·24 cites·14 claims
- 0860US3966069ASpreader for lifting containersRPC CORP·Filed 1974·Granted Jun 29, 1976·17 cites·13 claims
- 0958US4521044ATwistlock operatorRPC CORP·Filed 1983·Granted Jun 4, 1985·14 cites·19 claims
- 1056US4014447AGrappler spreader with overhead grappling arm storageRPC CORP·Filed 1974·Granted Mar 29, 1977·15 cites·8 claims
- 1144US4063770ACargo container spreader with guide apparatusRPC CORP·Filed 1975·Granted Dec 20, 1977·9 cites·8 claims
- 1218US4252359AForce limiterRPC CORP·Filed 1978·Granted Feb 24, 1981·4 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →