Assignee
ORENSTEIN & KOPPEL AG
DE·120 granted patents·1,773 citations·filing 1974–2001
Top patents by PatentIndex Score
120 records- 0194US4748754AShovel for an excavatorORENSTEIN & KOPPEL AG·Filed 1987·Granted Jun 7, 1988·105 cites·8 claims
- 0290US4763845AMobile crusher systemORENSTEIN & KOPPEL AG·Filed 1987·Granted Aug 16, 1988·64 cites·9 claims
- 0389US4192089ARetainer for releasably securing a tooth tip of a digger toothORENSTEIN & KOPPEL AG·Filed 1978·Granted Mar 11, 1980·46 cites·7 claims
- 0489US4176887AEndless track traveling mechanismORENSTEIN & KOPPEL AG·Filed 1978·Granted Dec 4, 1979·58 cites·8 claims
- 0586US4729517ARebound crusherORENSTEIN & KOPPEL AG·Filed 1986·Granted Mar 8, 1988·43 cites·12 claims
- 0684US4284280ASealing for machine elements which move back and forthORENSTEIN & KOPPEL AG·Filed 1979·Granted Aug 18, 1981·41 cites·6 claims
- 0783US4775044AParallel drive for escalators or moving sidewalksORENSTEIN & KOPPEL AG·Filed 1986·Granted Oct 4, 1988·41 cites·8 claims
- 0879US6290048B1Wheel hub with integral planetary gear mechanism and multidisk brakeORENSTEIN & KOPPEL AG·Filed 2000·Granted Sep 18, 2001·20 cites·8 claims
- 0976US4206708ATransporter with pallet cars coupled with each other for escalatorsORENSTEIN & KOPPEL AG·Filed 1978·Granted Jun 10, 1980·28 cites·10 claims
- 1075US4799595AApparatus for the classifying of powdered bulk materialsORENSTEIN & KOPPEL AG·Filed 1986·Granted Jan 24, 1989·35 cites·4 claims
- 1175US4763473AArrangement for operating a diesel hydraulic driveORENSTEIN & KOPPEL AG·Filed 1987·Granted Aug 16, 1988·35 cites·13 claims
- 1273US6959497B2Device for recording the angle of rotation between two componentsORENSTEIN & KOPPEL AG·Filed 2001·Granted Nov 1, 2005·17 cites·14 claims
- 1373US5513491AHydraulic vibration damping system for machines provided with toolsORENSTEIN & KOPPEL AG·Filed 1992·Granted May 7, 1996·40 cites·8 claims
- 1471US4179020ATransporter for the transportation of pieces of baggage integrated with an escalatorORENSTEIN & KOPPEL AG·Filed 1978·Granted Dec 18, 1979·22 cites·10 claims
- 1570US6309171B1Mobile loading machine with front-end loading equipmentORENSTEIN & KOPPEL AG·Filed 2000·Granted Oct 30, 2001·27 cites·8 claims
- 1670US5082187AVibrating screen crusherORENSTEIN & KOPPEL AG·Filed 1989·Granted Jan 21, 1992·21 cites·13 claims
- 1770US3995439ADevice for embedding objects such as continuous pipes into water bottomsORENSTEIN & KOPPEL AG·Filed 1975·Granted Dec 7, 1976·23 cites·15 claims
- 1868US5159992AInfinitely variable hydrostatic transmission driveORENSTEIN & KOPPEL AG·Filed 1991·Granted Nov 3, 1992·37 cites·10 claims
- 1967US4465425ADevice for the paraxial kinetic control of a lifting machine boomORENSTEIN & KOPPEL AG·Filed 1982·Granted Aug 14, 1984·19 cites·33 claims
- 2066US4057942ATelescopic boom with hydraulic actuating mechanismORENSTEIN & KOPPEL AG·Filed 1976·Granted Nov 15, 1977·19 cites·3 claims
- 2165US3964596AConveyor, especially autowalks for personsORENSTEIN & KOPPEL AG·Filed 1975·Granted Jun 22, 1976·20 cites·10 claims
- 2264US4476971ASafety device for conveyance systems for peopleORENSTEIN & KOPPEL AG·Filed 1979·Granted Oct 16, 1984·19 cites·25 claims
- 2364US3972097ATool for attachment to the dipper arm of an excavatorORENSTEIN & KOPPEL AG·Filed 1974·Granted Aug 3, 1976·30 cites·1 claims
- 2463US3946822ATracklaying vehicle comprising four tracklaying unitsORENSTEIN & KOPPEL AG·Filed 1974·Granted Mar 30, 1976·22 cites·4 claims
- 2562US5277370AVertical impact mill with coupled material classificationORENSTEIN & KOPPEL AG·Filed 1991·Granted Jan 11, 1994·21 cites·15 claims
- 2662US4840533AApparatus for transporting loadsORENSTEIN & KOPPEL AG·Filed 1986·Granted Jun 20, 1989·21 cites·9 claims
- 2761US6701823B2Method and device for controlling a lift cylinder, especially of working machinesORENSTEIN & KOPPEL AG·Filed 2001·Granted Mar 9, 2004·12 cites·7 claims
- 2861US4776449AStacker with connecting conveyorORENSTEIN & KOPPEL AG·Filed 1987·Granted Oct 11, 1988·18 cites·3 claims
- 2960US3993158ADevice for limiting in a contact-free manner the movement of hydraulically operable mechanical partsORENSTEIN & KOPPEL AG·Filed 1976·Granted Nov 23, 1976·20 cites·2 claims
- 3059US4750436AMethod and plant for the treatment of contaminated soils and similar materialORENSTEIN & KOPPEL AG·Filed 1987·Granted Jun 14, 1988·23 cites·11 claims
- 3159US4645059ARoller-path systemORENSTEIN & KOPPEL AG·Filed 1984·Granted Feb 24, 1987·16 cites·16 claims
- 3258US4683959ABlade guide system for grading vehicle with displaceable grading bladeORENSTEIN & KOPPEL AG·Filed 1985·Granted Aug 4, 1987·23 cites·2 claims
- 3357US4645030AMulti-function directional handleORENSTEIN & KOPPEL AG·Filed 1984·Granted Feb 24, 1987·20 cites·10 claims
- 3457US4405281AHydraulic excavator with boom for large ranges of action and lifting heightsORENSTEIN & KOPPEL AG·Filed 1980·Granted Sep 20, 1983·15 cites·4 claims
- 3557US4203238ARapid-change device for attachments on earth moving machinesORENSTEIN & KOPPEL AG·Filed 1978·Granted May 20, 1980·17 cites·7 claims
- 3656US4986593AWork cabin having a front windowpaneORENSTEIN & KOPPEL AG·Filed 1989·Granted Jan 22, 1991·27 cites·9 claims
- 3756US4852660AGrader blade having a pressurized float positionORENSTEIN & KOPPEL AG·Filed 1988·Granted Aug 1, 1989·16 cites·11 claims
- 3856US4244449ATensioning device for tensioning of hydraulic hoses on telescopic lift mast assembliesORENSTEIN & KOPPEL AG·Filed 1979·Granted Jan 13, 1981·21 cites·2 claims
- 3956US4197953ADouble slewing crane constructionORENSTEIN & KOPPEL AG·Filed 1976·Granted Apr 15, 1980·17 cites·3 claims
- 4055US4955986AMethod for the heat treatment of finely granular materialORENSTEIN & KOPPEL AG·Filed 1986·Granted Sep 11, 1990·10 cites·3 claims
- 4155US4712744AApparatus for charging at least one top-loading crusherORENSTEIN & KOPPEL AG·Filed 1986·Granted Dec 15, 1987·13 cites·8 claims
- 4254US4435118AMethod of controlling horizontal motion of a load application point on an articulated craneORENSTEIN & KOPPEL AG·Filed 1983·Granted Mar 6, 1984·17 cites·15 claims
- 4353US5522259AProcess and arrangement for measuring multiple disk brake wearORENSTEIN & KOPPEL AG·Filed 1993·Granted Jun 4, 1996·15 cites·21 claims
- 4453US4227605ADriving unit for escalators for driving the step bandORENSTEIN & KOPPEL AG·Filed 1976·Granted Oct 14, 1980·12 cites·6 claims
- 4552US5609089AControl for dividing the ouput flow in hydraulic systems to a plurality of usersORENSTEIN & KOPPEL AG·Filed 1994·Granted Mar 11, 1997·12 cites·5 claims
- 4652US4032016AMobile crane with means for equalizing the axle loadORENSTEIN & KOPPEL AG·Filed 1976·Granted Jun 28, 1977·12 cites·6 claims
- 4751US5568841ARear frame for center pivot steered construction machineryORENSTEIN & KOPPEL AG·Filed 1994·Granted Oct 29, 1996·22 cites·19 claims
- 4851US4960306AOpen-cut mining cutterORENSTEIN & KOPPEL AG·Filed 1987·Granted Oct 2, 1990·21 cites·13 claims
- 4950US4235327AEscalator with driver device for carrying of transportation cartsORENSTEIN & KOPPEL AG·Filed 1979·Granted Nov 25, 1980·12 cites·8 claims
- 5050US4077729AHolding construction for detachable connection of the tooth tip of a dredge toothORENSTEIN & KOPPEL AG·Filed 1976·Granted Mar 7, 1978·11 cites·3 claims
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