Assignee
MINER ENTERPRISES
US·107 granted patents·1 pending application·3,257 citations·filing 1974–2023
Top patents by PatentIndex Score
108 records- 0199US4566678APolymeric apparatus and method of making the sameMINER ENTERPRISES·Filed 1982·Granted Jan 28, 1986·145 cites·34 claims
- 0299US4198037AMethod of making polyester elastomer compression spring and resulting productMINER ENTERPRISES·Filed 1977·Granted Apr 15, 1980·214 cites·15 claims
- 0398US5868384AComposite elastomeric springMINER ENTERPRISES·Filed 1997·Granted Feb 9, 1999·130 cites·45 claims
- 0497US6412422B2Gate assembly for a railroad hopper carMINER ENTERPRISES·Filed 2001·Granted Jul 2, 2002·87 cites·9 claims
- 0597US5280890ARadial elastomer compression springMINER ENTERPRISES·Filed 1992·Granted Jan 25, 1994·169 cites·7 claims
- 0695US6263803B1Gate assembly for a railroad hopper carMINER ENTERPRISES·Filed 1998·Granted Jul 24, 2001·90 cites·68 claims
- 0794US5351844AElastomeric spring unitMINER ENTERPRISES·Filed 1993·Granted Oct 4, 1994·101 cites·3 claims
- 0893US5601031AConstant contact side bearingMINER ENTERPRISES·Filed 1994·Granted Feb 11, 1997·82 cites·3 claims
- 0993US4601244AOperating system for railroad hopper car gate assembly doorsMINER ENTERPRISES·Filed 1985·Granted Jul 22, 1986·85 cites·9 claims
- 1092US6796448B1Railcar draft gear housingMINER ENTERPRISES·Filed 2003·Granted Sep 28, 2004·63 cites·14 claims
- 1192US6019049ARailroad hopper car door assemblyMINER ENTERPRISES·Filed 1998·Granted Feb 1, 2000·79 cites·37 claims
- 1291US6478173B2Railroad car draft gear having a long travelMINER ENTERPRISES·Filed 2001·Granted Nov 12, 2002·55 cites·16 claims
- 1390US7338034B2Elastomeric springMINER ENTERPRISES·Filed 2005·Granted Mar 4, 2008·25 cites·14 claims
- 1490US6279487B1Railroad hopper car door assemblyMINER ENTERPRISES·Filed 1999·Granted Aug 28, 2001·66 cites·26 claims
- 1589US6877623B2Elastomeric spring assembly for a railcar and method of making sameMINER ENTERPRISES·Filed 2003·Granted Apr 12, 2005·40 cites·1 claims
- 1689US6092470ARailroad car side bearing with thermal insulatorMINER ENTERPRISES·Filed 1998·Granted Jul 25, 2000·68 cites·60 claims
- 1789US5957441AHourglass-shaped elastomeric compression springMINER ENTERPRISES·Filed 1997·Granted Sep 28, 1999·67 cites·16 claims
- 1889US4960215AFriction elastomer draft gearMINER ENTERPRISES·Filed 1988·Granted Oct 2, 1990·53 cites·9 claims
- 1988US7624884B2Railroad car draft gearMINER ENTERPRISES·Filed 2007·Granted Dec 1, 2009·27 cites·20 claims
- 2088US6792871B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2002·Granted Sep 21, 2004·28 cites·28 claims
- 2187US6604469B1Apparatus for controlling operation of railroad hopper car discharge doorsMINER ENTERPRISES·Filed 2002·Granted Aug 12, 2003·37 cites·18 claims
- 2287US6488162B1Draft gear for a reduced-slack drawbar assemblyMINER ENTERPRISES·Filed 2001·Granted Dec 3, 2002·38 cites·18 claims
- 2386US5326083ACompression spring with cone shaped frustums subject to compression setMINER ENTERPRISES·Filed 1993·Granted Jul 5, 1994·60 cites·8 claims
- 2485US6957611B2Constant contact side bearing assembly for a railcarMINER ENTERPRISES·Filed 2004·Granted Oct 25, 2005·22 cites·19 claims
- 2585US6520360B1Housing for draft gearMINER ENTERPRISES·Filed 2001·Granted Feb 18, 2003·35 cites·20 claims
- 2685US4712487ASide bearing unit for railroad car, including method of makingMINER ENTERPRISES·Filed 1986·Granted Dec 15, 1987·47 cites·10 claims
- 2784US7275487B2Constant contact side bearing assembly for a railcarMINER ENTERPRISES·Filed 2006·Granted Oct 2, 2007·9 cites·36 claims
- 2884US7152534B2Constant contact side bearing assembly for a railcarMINER ENTERPRISES·Filed 2005·Granted Dec 26, 2006·9 cites·7 claims
- 2984US6363863B1Gate assembly for a railroad hopper carMINER ENTERPRISES·Filed 2000·Granted Apr 2, 2002·27 cites·91 claims
- 3084US5845796AElastomer spring/hydraulic shock absorber cushioning deviceMINER ENTERPRISES·Filed 1997·Granted Dec 8, 1998·49 cites·12 claims
- 3183US7325499B2Constant contact side bearing assembly for a railcarMINER ENTERPRISES·Filed 2005·Granted Feb 5, 2008·9 cites·21 claims
- 3282US7044061B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2004·Granted May 16, 2006·19 cites·24 claims
- 3382US6862999B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2003·Granted Mar 8, 2005·19 cites·13 claims
- 3482US6341422B1Method of manufacturing a railroad car apparatusMINER ENTERPRISES·Filed 2000·Granted Jan 29, 2002·21 cites·7 claims
- 3582US4998997ASide bearing unit for railroad carMINER ENTERPRISES·Filed 1990·Granted Mar 12, 1991·79 cites·2 claims
- 3680USD675130SRailcar gate assembly pinion gearMINER ENTERPRISES·Filed 2009·Granted Jan 29, 2013·24 cites·1 claims
- 3779US5163372AUnit for actuating gates of a hopper railroad carMINER ENTERPRISES·Filed 1991·Granted Nov 17, 1992·42 cites·9 claims
- 3878US5192057AElastomer rebound, jounce and related compression springsMINER ENTERPRISES·Filed 1991·Granted Mar 9, 1993·49 cites·13 claims
- 3977US5335403AMethod for making an elastomeric spring assemblyMINER ENTERPRISES·Filed 1993·Granted Aug 9, 1994·36 cites·12 claims
- 4077US5104101ABuffer cartridgeMINER ENTERPRISES·Filed 1990·Granted Apr 14, 1992·47 cites·14 claims
- 4177US4768816AMeans for sealing or locking a cam action door fastenerMINER ENTERPRISES·Filed 1983·Granted Sep 6, 1988·42 cites·10 claims
- 4277US4542701ATamper-proof railroad hopper car door operating systemMINER ENTERPRISES·Filed 1983·Granted Sep 24, 1985·33 cites·17 claims
- 4376US8365930B2Railcar draft gear spring assembly and method of making an elastomeric spring unitMINER ENTERPRISES·Filed 2010·Granted Feb 5, 2013·5 cites·28 claims
- 4476US6637346B2Railroad hopper car gate assembly and method of operating sameMINER ENTERPRISES·Filed 2002·Granted Oct 28, 2003·17 cites·1 claims
- 4576US6431084B1Railroad hopper car gate assembly and method of operating sameMINER ENTERPRISES·Filed 2000·Granted Aug 13, 2002·28 cites·39 claims
- 4676US6412421B2Gate assembly for a railroad hopper carMINER ENTERPRISES·Filed 2001·Granted Jul 2, 2002·15 cites·18 claims
- 4775US7003850B2Railroad car hatch cover hinge structure and method for connecting a hatch cover to a railcarMINER ENTERPRISES·Filed 2003·Granted Feb 28, 2006·14 cites·16 claims
- 4875US4256042ARailway hopper car sliding gate lockMINER ENTERPRISES·Filed 1979·Granted Mar 17, 1981·28 cites·2 claims
- 4975US4162062AHydraulic railway car sway damperMINER ENTERPRISES·Filed 1977·Granted Jul 24, 1979·24 cites·18 claims
- 5074US4735328ASplit wedge draft gear with center friction plateMINER ENTERPRISES·Filed 1986·Granted Apr 5, 1988·31 cites·10 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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