Assignee
SERVICE MACHINE COMPANY
US·7 granted patents·243 citations·filing 1984–1990
Top patents by PatentIndex Score
7 records- 0188US4665466ALow headroom ventilating apparatus for cooling an electrical enclosureSERVICE MACHINE COMPANY·Filed 1985·Granted May 12, 1987·70 cites·4 claims
- 0278US5051733AHigh voltage indicator deviceSERVICE MACHINE COMPANY·Filed 1990·Granted Sep 24, 1991·52 cites·8 claims
- 0376US4737603AIsolation switchSERVICE MACHINE COMPANY·Filed 1987·Granted Apr 12, 1988·26 cites·23 claims
- 0475US4563549AReversing switchSERVICE MACHINE COMPANY·Filed 1984·Granted Jan 7, 1986·21 cites·6 claims
- 0571US5065142AVoltage pickup circuit and flashing display for high voltage indicator device, and input electrode thereforSERVICE MACHINE COMPANY·Filed 1990·Granted Nov 12, 1991·35 cites·7 claims
- 0668US4894497AHigh temperature pressure switch assembly for use with explosion-proof enclosuresSERVICE MACHINE COMPANY·Filed 1989·Granted Jan 16, 1990·19 cites·13 claims
- 0768US4574943AControl system for booster type belt conveyorSERVICE MACHINE COMPANY·Filed 1984·Granted Mar 11, 1986·20 cites·17 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →