Assignee
MARK IV TRANSPORTATION TECH
US·16 granted patents·684 citations·filing 1989–1995
Top patents by PatentIndex Score
16 records- 0194US5483769ADoor drive equipment for mass transit vehicleMARK IV TRANSPORTATION TECH·Filed 1993·Granted Jan 16, 1996·164 cites·9 claims
- 0288US5341598APower door drive and door support having motor operated locksMARK IV TRANSPORTATION TECH·Filed 1992·Granted Aug 30, 1994·66 cites·18 claims
- 0385US5332279APower door operator for multi-passenger mass transit vehiclesMARK IV TRANSPORTATION TECH·Filed 1993·Granted Jul 26, 1994·68 cites·9 claims
- 0485US5148631APneumatic door operator having pneumatic actuator and lockMARK IV TRANSPORTATION TECH·Filed 1989·Granted Sep 22, 1992·58 cites·3 claims
- 0580US5433031AResilient edges for power operated doorsMARK IV TRANSPORTATION TECH·Filed 1994·Granted Jul 18, 1995·37 cites·10 claims
- 0678US5259342AMethod and apparatus for low NOX combustion of gaseous fuelsMARK IV TRANSPORTATION TECH·Filed 1991·Granted Nov 9, 1993·34 cites·12 claims
- 0768US5192954ARoadway antennaeMARK IV TRANSPORTATION TECH·Filed 1991·Granted Mar 9, 1993·115 cites·17 claims
- 0865US5280754ATransit car power door obstruction sensing system and deviceMARK IV TRANSPORTATION TECH·Filed 1992·Granted Jan 25, 1994·35 cites·7 claims
- 0961US5433174AMethod and apparatus for low NOX combustion of gaseous fuelsMARK IV TRANSPORTATION TECH·Filed 1993·Granted Jul 18, 1995·19 cites·4 claims
- 1059US5638773AMethod and apparatus for low NOX combustion of gaseous fuelsMARK IV TRANSPORTATION TECH·Filed 1995·Granted Jun 17, 1997·18 cites·2 claims
- 1153US5333574ACompact boiler having low NOX emissionsMARK IV TRANSPORTATION TECH·Filed 1992·Granted Aug 2, 1994·15 cites·17 claims
- 1250US5438800AStabilizer for outside sliding plug doorsMARK IV TRANSPORTATION TECH·Filed 1994·Granted Aug 8, 1995·23 cites·5 claims
- 1345US5471957ACompact boiler having low NOx emissionsMARK IV TRANSPORTATION TECH·Filed 1994·Granted Dec 5, 1995·10 cites·3 claims
- 1437US5582137ACompact boiler having low NOX emissionsMARK IV TRANSPORTATION TECH·Filed 1994·Granted Dec 10, 1996·8 cites·25 claims
- 1531US5587712ATransponder having microprocessor generated frequency shift signalsMARK IV TRANSPORTATION TECH·Filed 1993·Granted Dec 24, 1996·7 cites·6 claims
- 1628US5130503APressure wave switch having improved contact structure and pressure equilizationMARK IV TRANSPORTATION TECH·Filed 1991·Granted Jul 14, 1992·7 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →