1
Xianrui Huang, Evangelos Trifon Laskaris, Kathleen Melanie Amm, Bruce Campbell Amm, Michael Anthony Palmo Jr: Permanent magnet assembly with movable permanent body for main magnetic field adjustable. General Electric Company, Fletcher Yoder, December 12, 2006: US07148689 (19 worldwide citation)

A permanent magnet assembly comprising a fixed permanent magnet body and a movable permanent magnet body which is movable relative to the fixed permanent magnet body.


2
Kathleen Melanie Amm, Evangelos Trifon Laskaris, Paul Shadforth Thompson, Bulent Aksel, Bruce Campbell Amm, Michael Anthony Palmo Jr, Johannes Martinus Van Oort, Xianrui Huang: Multiple ring polefaceless permanent magnet and method of making. General Electric Company, Jason K Klindtworth, September 9, 2008: US07423431 (18 worldwide citation)

A permanent magnet assembly for an imaging apparatus having a permanent magnet body having a first surface and a stepped second surface which is adapted to face an imaging volume of the imaging apparatus, wherein the stepped second surface contains at least four steps.


3
Evangelos Trifon Laskaris, Paul Shadforth Thompson, Liang Li, Kathleen Melanie Amm, Bulent Aksel, Michael Anthony Palmo Jr: Method and apparatus for magnetizing a permanent magnet. General Electric Company, Jean K Testa, Curtis B Brueske, May 15, 2007: US07218195 (14 worldwide citation)

A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magnetizing assembly includes a plurality of magnetizing coil units ...


4
Evangelos Trifon Laskaris, Michael Anthony Palmo Jr: Open magnet with shielding. General Electric Company, Douglas E Erickson, Marvin Snyder, December 7, 1999: US05999075 (9 worldwide citation)

An open magnet useful in magnetic resonance imaging (MRI) applications. The magnet has two spaced-apart assemblies. Each assembly has a shielding coil located longitudinally outward from a main coil and a magnetizable pole piece spaced apart from and proximate the main and shielding coils. The metho ...


5
Xianrui Huang, Michael Anthony Palmo Jr, Evangelos Trifon Laskaris, Bruce Campbell Amm: Open magnet with recessed field shaping coils. General Electric Company, Jean K Testa, Patrick K Patnode, January 7, 2003: US06504461 (7 worldwide citation)

A pole piece for use in an open magnet includes a magnetizable body of generally cylindrical shape and made of a ferromagnetic material with a plurality of concentrically-arranged, annular-shaped, radially spaced-apart grooves formed in the inner surface of the pole piece. A plurality of annular-sha ...


6
Evangelos Trifon Laskaris, Paul Shadforth Thompson, Liang Li, Kathleen Melanie Amm, Bulent Aksel, Michael Anthony Palmo Jr: Method and apparatus for magnetizing a permanent magnet. General Electric Company, Jason K Klindtworth, June 25, 2013: US08468684

A magnetizing coil unit and a method of making a magnetizing coil unit is provided. The coil includes a solenoid coil having a coiled copper sheet in which the width of the copper sheet is equal to the height of the solenoid coil. A magnetizing assembly includes a plurality of magnetizing coil units ...