Assignee
WALKER MAGNETICS GROUP INC
US15 patents
Top patents by PatentIndex Score
US6229422B1May 8, 2001
Electrically switchable magnet system
WALKER MAGNETICS GROUP INC43 citations89
US6002317ADec 14, 1999
Electrically switchable magnet system
WALKER MAGNETICS GROUP INC34 citations89
US5134999AAug 4, 1992
Ultrasonic transducer assembly
WALKER MAGNETICS GROUP INC57 citations89
US4633361ADec 30, 1986
Chuck control for a workpiece holding electromagnet
WALKER MAGNETICS GROUP INC30 citations89
US5080234AJan 14, 1992
Eddy current separator
WALKER MAGNETICS GROUP INC22 citations88
US5270678ADec 14, 1993
Magnetic rail chuck
WALKER MAGNETICS GROUP INC46 citations86
US5014970AMay 14, 1991
Body member positioner
WALKER MAGNETICS GROUP INC31 citations86
US4807430AFeb 28, 1989
Thread wrapping apparatus
WALKER MAGNETICS GROUP INC10 citations74
US4771358ASep 13, 1988
Magnetic chuck controller
WALKER MAGNETICS GROUP INC15 citations71
US4733137AMar 22, 1988
Ion nitriding power supply
WALKER MAGNETICS GROUP INC18 citations71
US4663602AMay 5, 1987
Magnetic chuck
WALKER MAGNETICS GROUP INC10 citations70
US4600964AJul 15, 1986
Lifting magnet system
WALKER MAGNETICS GROUP INC15 citations65
US4044894AAug 30, 1977
Load tilting magnetic lift
WALKER MAGNETICS GROUP INC14 citations65
US3978399AAug 31, 1976
Integrating fluxmeter with input current compensation to cancel drift
WALKER MAGNETICS GROUP INC9 citations58
US4023267AMay 17, 1977
Method of fabricating a magnetic chuck
WALKER MAGNETICS GROUP INC6 citations46