Inventor · disambiguated record
Maurice K. Lebegue
Also filed as: LEBEGUE MAURICE · LEBEGUE MAURICE K
31 granted patents·512 citations·filing 1976–2007
97Inventor score
Files withNAT MINE SERVICE CO13TAMROCK WORLD CORP7BAKER INT CORP3EIMCO LLC3EIMCO COAL MACHINERY INC2
Top patents by PatentIndex Score
31 records- 0194US4299424ACutting tool assemblyNAT MINE SERVICE CO·Filed 1979·Granted Nov 10, 1981·63 cites·9 claims
- 0288US5295733AFiber optic remote control system for a continuous miner and method of useTAMROCK WORLD CORP·Filed 1992·Granted Mar 22, 1994·74 cites·25 claims
- 0387US4245525ALimited slip differentialNAT MINE SERVICE CO·Filed 1978·Granted Jan 20, 1981·36 cites·8 claims
- 0482US7475947B2Extendable cutter drum for a boring machineSANDVIK INTELLECTUAL PROPERTY·Filed 2007·Granted Jan 13, 2009·15 cites·18 claims
- 0574US6431654B1Mining machine having an extendable and retractable rotor arm and method of repairing an extendable and retractable rotor arm assemblyEIMCO LLC·Filed 2000·Granted Aug 13, 2002·17 cites·27 claims
- 0670US4088371ABoom stabilizer for an underground mining machineNAT MINE SERVICE CO·Filed 1977·Granted May 9, 1978·14 cites·9 claims
- 0767US4164255AHeat exchangerFIVES CAIL BABCOCK·Filed 1977·Granted Aug 14, 1979·27 cites·10 claims
- 0866US4953914AMining machine with roof bolting apparatusBAKER HUGHES INC·Filed 1989·Granted Sep 4, 1990·27 cites·15 claims
- 0966US4281879AStabilizing assembly for a mining machineNAT MINE SERVICE CO·Filed 1979·Granted Aug 4, 1981·12 cites·6 claims
- 1063US5190352AMining machine with cascading conveyor system and method of conveyingTAMROCK WORLD CORP·Filed 1991·Granted Mar 2, 1993·31 cites·24 claims
- 1163US4253705AContinuous mining machine having a boom member with a fixed material dislodging meansNAT MINE SERVICE CO·Filed 1979·Granted Mar 3, 1981·10 cites·11 claims
- 1263US4076316AContinuous mining machine with laterally movable cutter drum memberNAT MINE SERVICE CO·Filed 1976·Granted Feb 28, 1978·10 cites·8 claims
- 1360US5507565AMethod and apparatus for suppressing dust and frictional ignition on a continuous mining machineEIMCO COAL MACHINERY INC·Filed 1994·Granted Apr 16, 1996·30 cites·20 claims
- 1457US4225189AContinuous mining machine and cutter drum drive thereforNAT MINE SERVICE CO·Filed 1978·Granted Sep 30, 1980·8 cites·8 claims
- 1552US4753486AMining machine with roof bolting apparatusBAKER INT CORP·Filed 1987·Granted Jun 28, 1988·17 cites·34 claims
- 1650US4316635AExtensible and retraciable rotor arm cutting assemblyNAT MINE SERVICE CO·Filed 1980·Granted Feb 23, 1982·16 cites·8 claims
- 1744US5143423ADrum assembly for a continuous minerTAMROCK WORLD CORP·Filed 1991·Granted Sep 1, 1992·17 cites·20 claims
- 1839US6371255B1Spring applied hydraulic release brakeEIMCO LLC·Filed 1999·Granted Apr 16, 2002·5 cites·20 claims
- 1939US5921632AMethod and apparatus for extending the cutter drum of a boring machineEIMCO COAL MACHINERY INC·Filed 1997·Granted Jul 13, 1999·12 cites·20 claims
- 2039US5082331AContinuous miner with duct assemblyTAMROCK WORLD CORP·Filed 1990·Granted Jan 21, 1992·11 cites·5 claims
- 2138US5188427ATwin scrubber and air diffuser for a continuous miner and method of ventilationTAMROCK WORLD CORP·Filed 1991·Granted Feb 23, 1993·15 cites·20 claims
- 2235US4840432AContinuous miner with duct assemblyBAKER INT CORP·Filed 1987·Granted Jun 20, 1989·6 cites·13 claims
- 2334US4339153AApparatus for extending and retracting the cutter bars of a boring type mining machineNAT MINE SERVICE CO·Filed 1980·Granted Jul 13, 1982·7 cites·8 claims
- 2433US4582363ADrive assembly for mining machine cutter drumNAT MINE SERVICE CO·Filed 1984·Granted Apr 15, 1986·6 cites·12 claims
- 2533US4380354AMining machine loading bin mounted on boom structure and methodNAT MINE SERVICE CO·Filed 1981·Granted Apr 19, 1983·4 cites·19 claims
- 2632US4936632AContinuous miner with duct assemblyBAKER INT CORP·Filed 1989·Granted Jun 26, 1990·4 cites·13 claims
- 2731US5102199AContinuous mining machine with a boom assembly providing different cutting heights and method of convertingTAMROCK WORLD CORP·Filed 1991·Granted Apr 7, 1992·3 cites·9 claims
- 2831US4641888AMaterial gathering device for a mining machineNAT MINE SERVICE CO·Filed 1985·Granted Feb 10, 1987·3 cites·4 claims
- 2930US6070944APhasing valve assembly for supplying water to a mining machine cutter drumEIMCO LLC·Filed 1997·Granted Jun 6, 2000·3 cites·23 claims
- 3028US5104194AContinuous miner with improved duct system and method of increasing duct cross sectionTAMROCK WORLD CORP·Filed 1991·Granted Apr 14, 1992·5 cites·13 claims
- 3126US4546849AMachine operators compartmentNAT MINE SERVICE CO·Filed 1984·Granted Oct 15, 1985·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →