Assignee
JOY MANUFACTURING
20 granted patents·341 citations·filing 1976–1979
Top patents by PatentIndex Score
20 records- 0189US4240669AMining cutter bit holder and mounting assembliesJOY MANUFACTURING·Filed 1978·Granted Dec 23, 1980·49 cites·72 claims
- 0283US4238028AFlight conveyorJOY MANUFACTURING·Filed 1977·Granted Dec 9, 1980·34 cites·5 claims
- 0377US4183585ALongwall mining machineJOY MANUFACTURING·Filed 1977·Granted Jan 15, 1980·21 cites·7 claims
- 0473US4190119AEarth drilling apparatusJOY MANUFACTURING·Filed 1977·Granted Feb 26, 1980·39 cites·3 claims
- 0571US4177047AElectrostatic precipitatorsJOY MANUFACTURING·Filed 1978·Granted Dec 4, 1979·29 cites·11 claims
- 0667US4170908AIndexing mechanism for an open-head power tongJOY MANUFACTURING·Filed 1978·Granted Oct 16, 1979·36 cites·4 claims
- 0761US4240664AHydraulic jet cutting tool and methodJOY MANUFACTURING·Filed 1978·Granted Dec 23, 1980·11 cites·31 claims
- 0854US4240296AMeasurement of torsional acceleration of a rotating bodyJOY MANUFACTURING·Filed 1979·Granted Dec 23, 1980·10 cites·6 claims
- 0953US4194579ADrilling apparatus and methodJOY MANUFACTURING·Filed 1978·Granted Mar 25, 1980·18 cites·22 claims
- 1051US4219343AFilter bag retaining system with removable thimble extensionJOY MANUFACTURING·Filed 1979·Granted Aug 26, 1980·12 cites·4 claims
- 1150US4206820AStriking barJOY MANUFACTURING·Filed 1977·Granted Jun 10, 1980·10 cites·12 claims
- 1249US4150603AFluid operable hammerJOY MANUFACTURING·Filed 1977·Granted Apr 24, 1979·13 cites·22 claims
- 1348US4239061ADamper valveJOY MANUFACTURING·Filed 1977·Granted Dec 16, 1980·11 cites·8 claims
- 1447US4202208AHydraulic torque indicatorJOY MANUFACTURING·Filed 1978·Granted May 13, 1980·13 cites·14 claims
- 1542US4170907ADoor interlock for an open-head power tongJOY MANUFACTURING·Filed 1978·Granted Oct 16, 1979·14 cites·5 claims
- 1635US4169794AFilterJOY MANUFACTURING·Filed 1977·Granted Oct 2, 1979·8 cites·6 claims
- 1733US4196655AFluid motorJOY MANUFACTURING·Filed 1976·Granted Apr 8, 1980·4 cites·10 claims
- 1833US4174010ARock drillJOY MANUFACTURING·Filed 1977·Granted Nov 13, 1979·5 cites·12 claims
- 1932US4202442AConveyorJOY MANUFACTURING·Filed 1977·Granted May 13, 1980·3 cites·9 claims
- 2017US4183735ARapping system for electrostatic precipitatorsJOY MANUFACTURING·Filed 1978·Granted Jan 15, 1980·1 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →