Assignee
BUCYRUS ERIE CO
US·28 granted patents·898 citations·filing 1974–1992
Top patents by PatentIndex Score
28 records- 0195US4253579AModular boom constructionBUCYRUS ERIE CO·Filed 1979·Granted Mar 3, 1981·53 cites·6 claims
- 0294US4045936ATelescopic boom with sections of beam and truss constructionBUCYRUS ERIE CO·Filed 1976·Granted Sep 6, 1977·55 cites·7 claims
- 0392US4263535AMotor drive system for an electric mining shovelBUCYRUS ERIE CO·Filed 1978·Granted Apr 21, 1981·114 cites·6 claims
- 0488US3947009ADrill shock absorberBUCYRUS ERIE CO·Filed 1974·Granted Mar 30, 1976·96 cites·5 claims
- 0582US4187681AHydrostatic winchBUCYRUS ERIE CO·Filed 1978·Granted Feb 12, 1980·40 cites·10 claims
- 0681US3965407AMethod and means for measuring the torque delivered by an electric motorBUCYRUS ERIE CO·Filed 1974·Granted Jun 22, 1976·31 cites·3 claims
- 0780US4268214AExcavator front endBUCYRUS ERIE CO·Filed 1979·Granted May 19, 1981·30 cites·29 claims
- 0880US4071147AMounting for an outrigger cylinder on a craneBUCYRUS ERIE CO·Filed 1975·Granted Jan 31, 1978·28 cites·7 claims
- 0979US4278301ATread belt and drive having involute gear driveBUCYRUS ERIE CO·Filed 1979·Granted Jul 14, 1981·35 cites·6 claims
- 1078US4944102AHigh production system bucketBUCYRUS ERIE CO·Filed 1989·Granted Jul 31, 1990·34 cites·10 claims
- 1178US4031440ATransient load damping circuit for excavatorBUCYRUS ERIE CO·Filed 1976·Granted Jun 21, 1977·32 cites·14 claims
- 1277US4216870ACrane mountingBUCYRUS ERIE CO·Filed 1978·Granted Aug 12, 1980·32 cites·7 claims
- 1372US4358719APeak power limiter system for excavatorBUCYRUS ERIE CO·Filed 1980·Granted Nov 9, 1982·36 cites·4 claims
- 1472US3944300AResilient guide bushing mounting for blast hole drills or the likeBUCYRUS ERIE CO·Filed 1975·Granted Mar 16, 1976·26 cites·9 claims
- 1571US3985189ADrill rod handling deviceBUCYRUS ERIE CO·Filed 1975·Granted Oct 12, 1976·50 cites·20 claims
- 1670US4027801AOutrigger system for vehiclesBUCYRUS ERIE CO·Filed 1976·Granted Jun 7, 1977·22 cites·8 claims
- 1769US4425007ATread belt link and cooperating drive tumblerBUCYRUS ERIE CO·Filed 1981·Granted Jan 10, 1984·31 cites·5 claims
- 1860US4304337AMarine crane lifting controlBUCYRUS ERIE CO·Filed 1980·Granted Dec 8, 1981·18 cites·9 claims
- 1959US5307571AHigh production system bucketBUCYRUS ERIE CO·Filed 1992·Granted May 3, 1994·24 cites·5 claims
- 2058US5205657AThrust cage roller circleBUCYRUS ERIE CO·Filed 1992·Granted Apr 27, 1993·21 cites·8 claims
- 2153US4382360AUnloading arrangement for hydraulic swing circuit or the likeBUCYRUS ERIE CO·Filed 1980·Granted May 10, 1983·14 cites·8 claims
- 2253US4109733ATilt preventing system for drillsBUCYRUS ERIE CO·Filed 1977·Granted Aug 29, 1978·19 cites·5 claims
- 2350US5205678AGear cutting toolBUCYRUS ERIE CO·Filed 1992·Granted Apr 27, 1993·18 cites·15 claims
- 2447US4365429AMaximum lift system for hydraulic hoeBUCYRUS ERIE CO·Filed 1981·Granted Dec 28, 1982·12 cites·4 claims
- 2537US5145075ABoom point constructionBUCYRUS ERIE CO·Filed 1990·Granted Sep 8, 1992·11 cites·8 claims
- 2632US4046035AMethod of machining the upper pad on the swing bearing of a large excavatorBUCYRUS ERIE CO·Filed 1976·Granted Sep 6, 1977·6 cites·6 claims
- 2730US4174579ATwin boom draglineBUCYRUS ERIE CO·Filed 1978·Granted Nov 20, 1979·5 cites·4 claims
- 2823US4053139ABoom point sheave assemblyBUCYRUS ERIE CO·Filed 1975·Granted Oct 11, 1977·5 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →