1
James L Richards, Larry W Fullerton, Mark Roberts: Magnetic device using non polarized magnetic attraction elements. Correlated Magnetics Research, James Richards, April 8, 2014: US08692637 (5 worldwide citation)

A magnetic force profile system and related methods and devices based on a sequence of magnets arranged according to a code and acting on a complementary sequence of non-polarized magnetic attraction elements, for example, iron, soft iron, steel, and others. Variations include the addition of polari ...


2
Magnetic Device Using Non Polarized Magnetic Attraction Elements. Correlated Magnetics Research, November 28, 2013: US20130314184-A1

A magnetic force profile system and related methods and devices based on a sequence of magnets arranged according to a code and acting on a complementary sequence of non-polarized magnetic attraction elements, for example, iron, soft iron, steel, and others. Variations include the addition of polari ...