Assignee
ELLCON NAT
US·22 granted patents·1 pending application·277 citations·filing 1975–2013
Top patents by PatentIndex Score
23 records- 0185US7757825B2Quick release hand brakeELLCON NAT·Filed 2007·Granted Jul 20, 2010·9 cites·15 claims
- 0279US8033236B2Handbrake load indicatorELLCON NAT·Filed 2006·Granted Oct 11, 2011·9 cites·17 claims
- 0378US6913325B2Electrically operable vehicle parking brake driveELLCON NAT·Filed 2003·Granted Jul 5, 2005·25 cites·22 claims
- 0477US7559411B2Handbrake having input load limiterELLCON NAT·Filed 2006·Granted Jul 14, 2009·8 cites·20 claims
- 0568US5551766AEmpty/load sensor mechanism for controlled vehicle brakingELLCON NAT·Filed 1994·Granted Sep 3, 1996·17 cites·2 claims
- 0666US9915358B2ValveELLCON NAT·Filed 2013·Granted Mar 13, 2018·2 cites·5 claims
- 0765US7878309B2Quick release hand brakeELLCON NAT·Filed 2006·Granted Feb 1, 2011·4 cites·18 claims
- 0865US4312428ATruck mounted brake apparatusELLCON NAT·Filed 1980·Granted Jan 26, 1982·22 cites·8 claims
- 0962US5263422AProtected gate lock for hopper carsELLCON NAT·Filed 1992·Granted Nov 23, 1993·25 cites·12 claims
- 1059US4714142ARailway car hand brake with release governorELLCON NAT·Filed 1987·Granted Dec 22, 1987·19 cites·13 claims
- 1158US5361876ATruck mounted brake apparatusELLCON NAT·Filed 1993·Granted Nov 8, 1994·24 cites·18 claims
- 1255US5507368ARailway car truck mounted brake assembly with multiple piston air cylinderELLCON NAT·Filed 1995·Granted Apr 16, 1996·20 cites·21 claims
- 1355US5039174AEmpty/load braking system for railroad cars and valve thereforELLCON NAT·Filed 1989·Granted Aug 13, 1991·9 cites·16 claims
- 1453US5269594ALoad responsive air brake control valve for providing continuously variable brake pressureELLCON NAT·Filed 1991·Granted Dec 14, 1993·11 cites·11 claims
- 1553US3960411AEmpty-load brake with lading controlled reservoirELLCON NAT·Filed 1975·Granted Jun 1, 1976·7 cites·29 claims
- 1652US5753987AGenerator apparatus coupled to side frame of vehicle and energized by rotation of axle on vehicleELLCON NAT·Filed 1996·Granted May 19, 1998·19 cites·25 claims
- 1748US2014215798A1System and method for installing a seal on a work pieceELLCON NAT·Filed 2013·Application pending·0 cites
- 1842US4186953AClosure latch mechanism with closing pressure camELLCON NAT·Filed 1977·Granted Feb 5, 1980·10 cites·14 claims
- 1941US4934877APneumatic gate for railway hopper carsELLCON NAT·Filed 1989·Granted Jun 19, 1990·20 cites·8 claims
- 2035US6112860AVehicle brake status indicating apparatusELLCON NAT·Filed 1999·Granted Sep 5, 2000·7 cites·6 claims
- 2131US4146256AClosure latch assemblyELLCON NAT·Filed 1978·Granted Mar 27, 1979·6 cites·8 claims
- 2227US5192119AProtective cover for emply/load valve actuatorELLCON NAT·Filed 1990·Granted Mar 9, 1993·2 cites·7 claims
- 2327US4428622ARailway vehicle brake system with four-way valveELLCON NAT·Filed 1981·Granted Jan 31, 1984·2 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →