| Patents for H01F 13 - Apparatus or processes for magnetising or demagnetising (2,363) |
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| 10/27/1999 | CN1233064A Magnetizing method and apparatus for large planar unipolar magnetic material |
| 10/20/1999 | EP0950250A1 An apparatus for altering the magnetic state of a permanent magnet |
| 10/19/1999 | US5967669 Rolling bearing unit with rotational speed sensor |
| 09/22/1999 | CN2340069Y Magnetizing apparatus and magnet block |
| 09/15/1999 | EP0942186A2 Rolling bearing unit with rotating speed sensor |
| 09/08/1999 | EP0939961A1 Method of manufacturing a device |
| 09/07/1999 | US5949318 Apparatus for activating/deactivating sensors used with EAS tags |
| 09/01/1999 | EP0938721A1 Method and apparatus for activating magnetomechanical eas markers while preventing formation of demagnetization field |
| 09/01/1999 | CN1044942C Apparatus for forming magnetized zones on magnetizable body |
| 08/24/1999 | US5942963 Multiwound coil embedded in ceramic |
| 08/24/1999 | US5942961 Magnetized material having enhanced magnetic pull strength and a process and apparatus for the multipolar magnetization of the material |
| 08/12/1999 | WO1999040552A1 Redistributing magnetic charge in bias element for magnetomechanical eas marker |
| 05/19/1999 | CN2319905Y Magnetizing and demagnetizing machine |
| 05/04/1999 | US5901029 Method of degaussing a color cathode ray tube |
| 04/13/1999 | US5893206 Method for the formation and polarization of micromagnets |
| 03/30/1999 | US5889338 Demagnetizing apparatus for an automotive engine |
| 03/23/1999 | US5885370 Passing heat treated steel at or lower than curie temperature through strong magnetic field gradient to effect phase transformation |
| 03/09/1999 | US5878482 Method for the manufacture of a degaussing coil |
| 03/04/1999 | WO1999010900A1 Multi-functional system for demagnetising ferro-magnetic objects |
| 03/03/1999 | CN1209675A Magnitizing method for permanent-magnet machine |
| 02/18/1999 | WO1999008294A1 Method of manufacturing a device |
| 02/09/1999 | US5868832 With coils that produce zero axial field and material between coils that enhances radial field strength while maintaining zero point |
| 01/13/1999 | EP0890179A1 A method of magnetising a cylindrical body |
| 01/12/1999 | US5858180 Magnetic field generator, coating method and apparatus including same, and devices having coating aligned therewith |
| 12/22/1998 | US5852393 Apparatus for polarizing rare-earth permanent magnets |
| 11/18/1998 | CN1199232A Magnet block assembly for insertion device |
| 11/11/1998 | EP0877397A2 Magnet block assembly for insertion device |
| 10/21/1998 | CN2295266Y Magnetizing demagnetizing device |
| 10/20/1998 | US5825604 Demagnetization circuit |
| 09/16/1998 | CN1193170A Mangetizing apparatus and method for ring-shape permanent magnet |
| 08/11/1998 | US5791040 Method for making ceramic tools for the production of micromagnets |
| 08/05/1998 | EP0856144A2 Position encoder |
| 08/05/1998 | CN1189676A High efficiency fluid treater |
| 07/15/1998 | CN2286336Y Bar-shape magnetizer for magnetic substance |
| 07/09/1998 | WO1998029883A1 An apparatus for altering the magnetic state of a permanent magnet |
| 05/26/1998 | US5757272 Elongated member serving as a pulse generator in an electromagnetic anti-theft or article identification system and method for manufacturing same and method for producing a pronounced pulse in the system |
| 05/22/1998 | WO1998021700A1 Method and apparatus for activating magnetomechanical eas markers while preventing formation of demagnetization field |
| 05/22/1998 | CA2541740A1 Method and apparatus for activating magnetomechanical eas markers while preventing formation of demagnetization field |
| 05/12/1998 | US5751206 Degaussing coil |
| 04/23/1998 | DE19637732A1 Method of quality control of permanent magnets |
| 04/15/1998 | EP0836020A2 Rolling bearing unit with rotating speed sensor |
| 04/09/1998 | WO1998014963A1 Apparatus and method for material treatment using a magnetic field |
| 04/08/1998 | EP0834890A1 Method of demagnetizing electro-permanent devices |
| 04/07/1998 | US5735038 Magnet assembling device |
| 03/18/1998 | EP0829018A1 Magnetizing arrangement for a magneto-resistive thin-film sensor element with a bias layer part |
| 03/11/1998 | EP0828264A1 Superconducting magnet device and method for adjusting magnetization of the same |
| 02/25/1998 | EP0825622A1 Magnetic field generation |
| 01/21/1998 | CN1037142C Method for manufacture of degaussing coil, and coil obtined by this method |
| 11/19/1997 | CN2268296Y Multi-purpose magnetizing device |
| 11/19/1997 | CN2268295Y Magnetic eraser |
| 11/04/1997 | US5684341 Electromagnetic generator for fast current and magnetic field pulses, for example, for use in magnetic metal working |
| 10/09/1997 | WO1997037362A1 A method of magnetising a cylindrical body |
| 09/25/1997 | WO1997035328A1 Superconducting magnet device and method for adjusting magnetization of the same |
| 09/24/1997 | EP0552359B1 A premagnetizing head |
| 09/09/1997 | US5666097 Periodic magnetizer |
| 09/03/1997 | EP0639292B1 Magnetization of permanent magnet strip materials |
| 08/26/1997 | US5660786 Method of manufacturing ferrite magnets for motors |
| 08/20/1997 | CN2260372Y Demagnetising apparatus connected with work piece channel |
| 08/19/1997 | US5659280 Apparatus and system for magnetization of permanent magnet cylinder elements |
| 08/19/1997 | US5659279 Magnetizer holding fixture |
| 08/19/1997 | US5659278 Superconducting magnet device, magnetizing device and method for superconductor |
| 06/25/1997 | CN2257069Y Magnetic energy fluid activating device |
| 05/29/1997 | WO1997014935A3 Position encoder |
| 05/20/1997 | US5631093 Magnetically coded device |
| 05/07/1997 | CN2253863Y Circular iron core electric capacitor energy storage type magnetizing machine |
| 05/06/1997 | US5628047 Method of manufacturing a radially oriented magnet |
| 04/24/1997 | WO1997014935A2 Position encoder |
| 04/09/1997 | CN2251778Y Universal strength magnetic tea block |
| 03/12/1997 | EP0762354A1 Elongated bodies as security label for electromagnetic theft security systems |
| 12/31/1996 | US5589039 In-plane parallel bias magnetic field generator for sputter coating magnetic materials onto substrates |
| 12/11/1996 | CN2242511Y permanent magnetism apparatus for surface magnetising |
| 12/05/1996 | WO1996038738A1 Magnetizing arrangement for a magneto-resistive thin-film sensor element with a bias layer part |
| 12/05/1996 | DE19520172A1 Magnetisierungseinrichtung für ein magnetoresistives Dünnschicht-Sensorelement mit einem Biasschichtteil Magnetizing device for a magnetoresistive thin-film sensor element with a bias layer part |
| 11/13/1996 | CN2240189Y Three-pole permanent-magnet surface magnetizing apparatus |
| 11/12/1996 | US5574616 Degaussing technique |
| 10/23/1996 | CN1033128C Magnetic field compensation apparatus |
| 10/16/1996 | CN1133480A Magnetic activating method and device |
| 10/02/1996 | CN1132400A Magnetizing and demagnetizing controller of sucker of grinder |
| 09/17/1996 | US5557493 Method of adjusting linearity |
| 09/17/1996 | US5557248 For magnetizing a body of material |
| 09/04/1996 | CN1130290A Demagnetizing device for block mine |
| 07/10/1996 | CN2230970Y Permanent magnetizer |
| 06/11/1996 | US5526221 Degaussing circuit |
| 06/05/1996 | CN2228684Y Magnetising and demagnetising device |
| 05/07/1996 | US5515020 Premagnetizing head |
| 04/03/1996 | CN2223864Y Permanent magnetic field formation and orientation device of double loop high magnetic conductivity magnetic path type |
| 03/27/1996 | EP0703552A1 Apparatus for deactivation of electronic article surveillance tags |
| 03/26/1996 | US5502424 Method of magnetizing rotary machine field core unit |
| 03/20/1996 | CN1118947A Apparatus and method for fastening magnetic body |
| 03/13/1996 | CN2222396Y Demagnetising device for floppy disc |
| 03/01/1996 | CA2148749A1 Apparatus for deactivation of electronic article surveillance tags |
| 02/28/1996 | CN2221253Y Half-wave pulse magnetizing device |
| 02/21/1996 | EP0697683A1 Apparatus for activating/deactivating sensors EAS tags |
| 02/11/1996 | CA2148564A1 Apparatus for deactivating/reactivating sensors used with eas tags |
| 01/31/1996 | CN2218962Y Energy-saving demagnetising machine |
| 01/31/1996 | CN2218961Y Automatic demagnetsing device for material path |
| 01/10/1996 | CN2217258Y High efficiency magnetising energy saving apparatus |
| 01/03/1996 | EP0690548A1 Method for producing ferrite magnets for motors |
| 12/13/1995 | EP0686984A1 Demagnetisation of materials |
| 11/30/1995 | DE4417903A1 Magnetising device e.g. for electrical permanent magnet rotor machines |