Assignee
WALKER MAGNETICS GROUP INC
US·15 granted patents·360 citations·filing 1975–1999
Top patents by PatentIndex Score
15 records- 0182US6229422B1Electrically switchable magnet systemWALKER MAGNETICS GROUP INC·Filed 1999·Granted May 8, 2001·43 cites·5 claims
- 0282US5270678AMagnetic rail chuckWALKER MAGNETICS GROUP INC·Filed 1992·Granted Dec 14, 1993·46 cites·10 claims
- 0377US6002317AElectrically switchable magnet systemWALKER MAGNETICS GROUP INC·Filed 1998·Granted Dec 14, 1999·34 cites·5 claims
- 0476US4633361AChuck control for a workpiece holding electromagnetWALKER MAGNETICS GROUP INC·Filed 1984·Granted Dec 30, 1986·30 cites·13 claims
- 0563US4771358AMagnetic chuck controllerWALKER MAGNETICS GROUP INC·Filed 1987·Granted Sep 13, 1988·15 cites·8 claims
- 0660US4807430AThread wrapping apparatusWALKER MAGNETICS GROUP INC·Filed 1987·Granted Feb 28, 1989·10 cites·6 claims
- 0758US5080234AEddy current separatorWALKER MAGNETICS GROUP INC·Filed 1990·Granted Jan 14, 1992·22 cites·7 claims
- 0855US4733137AIon nitriding power supplyWALKER MAGNETICS GROUP INC·Filed 1986·Granted Mar 22, 1988·18 cites·10 claims
- 0954US4600964ALifting magnet systemWALKER MAGNETICS GROUP INC·Filed 1985·Granted Jul 15, 1986·15 cites·3 claims
- 1052US4044894ALoad tilting magnetic liftWALKER MAGNETICS GROUP INC·Filed 1976·Granted Aug 30, 1977·14 cites·15 claims
- 1149US4663602AMagnetic chuckWALKER MAGNETICS GROUP INC·Filed 1986·Granted May 5, 1987·10 cites·5 claims
- 1246US5014970ABody member positionerWALKER MAGNETICS GROUP INC·Filed 1990·Granted May 14, 1991·31 cites·2 claims
- 1345US5134999AUltrasonic transducer assemblyWALKER MAGNETICS GROUP INC·Filed 1991·Granted Aug 4, 1992·57 cites·6 claims
- 1439US4023267AMethod of fabricating a magnetic chuckWALKER MAGNETICS GROUP INC·Filed 1976·Granted May 17, 1977·6 cites·4 claims
- 1536US3978399AIntegrating fluxmeter with input current compensation to cancel driftWALKER MAGNETICS GROUP INC·Filed 1975·Granted Aug 31, 1976·9 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →