Assignee
SIMMONS RAND CO
US·8 granted patents·460 citations·filing 1988–1991
Top patents by PatentIndex Score
8 records- 0196US5163537ABattery changing system for electric battery-powered vehiclesSIMMONS RAND CO·Filed 1991·Granted Nov 17, 1992·356 cites·5 claims
- 0271US4890684AArticulated vehicle with hinged jointSIMMONS RAND CO·Filed 1988·Granted Jan 2, 1990·29 cites·10 claims
- 0350US5192146AOpen seam friction rock stabilizerSIMMONS RAND CO·Filed 1991·Granted Mar 9, 1993·21 cites·11 claims
- 0445US5192169AFriction rock stabilizerSIMMONS RAND CO·Filed 1991·Granted Mar 9, 1993·18 cites·11 claims
- 0544US5044858AVehicle with lateral moving liftSIMMONS RAND CO·Filed 1990·Granted Sep 3, 1991·16 cites·3 claims
- 0641US5107913AIndustrial solid tiresSIMMONS RAND CO·Filed 1991·Granted Apr 28, 1992·9 cites·8 claims
- 0734US5226777ALoad lifting system for vehiclesSIMMONS RAND CO·Filed 1991·Granted Jul 13, 1993·5 cites·5 claims
- 0828US5156497ATemporary roof support for minesSIMMONS RAND CO·Filed 1991·Granted Oct 20, 1992·6 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →