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| Patent ID | Title | Date Filed |
| 7221626 | Magneto-optical head and magneto-optical storage device
| January 20, 2004 |
| 7146714 | Manufacturing a magneto-optical write/read head
| October 1, 2002 |
| 7110327 | Magneto-optical recording and reproducing method, using reproducing layer with high saturation magnetization
| July 23, 2002 |
| 7079329 | Micro actuator for controlling focal depth
| January 7, 2004 |
| 7016267 | Magnetooptical recording apparatus having retreatable magnetic head
| August 30, 2002 |
| 6996033 | Optical path for a thermal-assisted magnetic recording head
| June 19, 2003 |
| 6982932 | Recording/reproducing head and recording/reproducing apparatus incorporating the same
| September 10, 2003 |
| 6909674 | Thermally assisted magnetic write head system utilizing multilayer thermal barrier coatings
| June 11, 2003 |
| 6898157 | Optical head having a plurality of coil elements connected in parallel to each other
| March 27, 2003 |
| 6891780 | Disk player
| December 11, 2000 |
| 6873576 | Method of thermally-assisted data recording and a recording apparatus
| July 11, 2000 |
| 6870806 | Magnetic head provided with moment-reducing contact for data storage medium
| October 29, 2002 |
| 6854125 | Magnetic head
| May 22, 2002 |
| 6845065 | Magneto-optical recording medium processing apparatus
| September 19, 2001 |
| 6809908 | Light induction type thin film magnetic head
| May 20, 2002 |
| 6795380 | Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus
| March 29, 2002 |
| 6781950 | Slider for an optical head with a terminal groove having an inclined bottom surface
| February 14, 2001 |
| 6778471 | Magnetic recording device
| June 27, 2000 |
| 6760278 | Magnetic head and data recording and reproduction device
| March 12, 2002 |
| 6741526 | Magnetic head device and recording/reproducing apparatus using the magnetic head device
| February 22, 2000 |
| 6693856 | MAGNETO-OPTICAL DISK APPARATUS CAPABLE OF ACCURATE REPRODUCTION OF SIGNAL BY REMOVING MAGNETIC INFLUENCE BY MAGNET INCLUDED IN OPTICAL HEAD AND METHOD OF DETECTING INTENSITY OF MAGNETIC FIELD APPLIED BY MAGNET
| September 17, 2001 |
| 6650598 | Magnetic head having magnetoresistance device and recording/reproducing apparatus incorporating the same
| November 12, 2002 |
| 6603713 | Optical disk drives with thermomagnetic writing and magnetoresistive reading
| July 30, 2001 |
| 6600697 | Magnetic head and magnetic head assembly using the same
| February 9, 2001 |
| 6584045 | High speed magnetic coil for magneto-optical head
| November 1, 2000 |
| 6580667 | Magneto-optical reproducing head having a plural transfer facing surfaces and insulation gaps
| June 4, 2001 |
| 6563767 | Connecting unit for connecting the head unit to a head slider in a head actuator for recording and/or reproducing apparatus
| December 14, 1999 |
| 6529448 | High speed magnetic coil for magneto-optical head
| November 1, 2000 |
| 6526001 | Magnetic head
| June 9, 2000 |
| 6515943 | Information storage device having an optical head assembly and a magnetic head assembly both mounted upon a single carriage
| September 24, 1998 |
| 6510109 | Magnetic head including stepped core and magneto-optical recording device using the same
| November 19, 2001 |
| 6504796 | Magneto-optical head having thickness of the core same as a track width
| June 26, 2000 |
| 6445648 | Magnetic field generator and magneto-optical storage device using the same
| March 27, 2001 |
| 6404706 | Laser mounting for a thermally assisted GMR head
| October 28, 1999 |
| 6404705 | Magneto-optical disk apparatus having an adjustment mechanism for setting the position of magnetic heads
| March 13, 1998 |
| 6396775 | Magneto-optical device and recording/reproducing method
| February 25, 2000 |
| 6351436 | Field enhancing magnetic pole for magneto-optical recording and reproducing device
| May 11, 1998 |
| 6335908 | Magneto optical recording medium with mask layer
| March 9, 2000 |
| 6333900 | Optical recording medium, optical head, and optical recording device
| July 25, 2000 |
| 6330209 | Load and unload control for magneto-optical disk drive
| January 3, 2000 |
| 6327227 | Magnetic recorder/reproduction apparatus including a selective temperature controller and magnetic recording reproduction method including selective temperature control
| February 8, 2000 |
| 6324130 | Disc drive suspension and head
| January 21, 1999 |
| 6324129 | Near field magneto-optical head having read and write pinhole apertures
| January 7, 1999 |
| 6317391 | Optical disc system having current monitoring circuit with improved bias coil assembly and controller for laser driver and method for operating same
| August 7, 1997 |
| 6314062 | Magneto-optical disk apparatus that can adjust position of magnetic head with respect to optical head
| December 16, 1999 |
| 6314061 | Linear high density magneto-optical recording apparatus
| October 28, 1999 |
| 6314060 | Magnetic head for magneto-optic recording, and magneto-optic recording apparatus
| July 16, 1999 |
| 6307818 | Magneto-optical head with integral mounting of lens holder and coil
| June 9, 1999 |
| 6307817 | Magnetic recording medium thermal stability measuring method and thermal stability measuring apparatus
| July 15, 1998 |
| 6298015 | Magneto-optical reproducing method using a magnified magnetic domain
| June 2, 1999 |
| 6288981 | Magneto-optical recording device using magneto-resistive head
| July 18, 2000 |
| 6249491 | Magneto-optical head having dual magnetic field generators
| October 12, 1999 |
| 6246639 | Magnetic head holding apparatus for recording a magneto-optical disc
| November 23, 1992 |
| 6115329 | Air bearing surface design for constant fly height profile
| April 6, 1998 |
| 6111822 | Magnetic head with large cross-sectional area core for use with magnetically induced super resolution medium and magneto optical recording apparatus
| June 11, 1998 |
| 6075673 | Composite slider design
| July 8, 1998 |
| 6067207 | Recording and/or reproducing apparatus including a slider with an inclined guide at a front end portion thereof
| July 9, 1997 |
| 6031693 | Sliding-type magnetic head for magnetooptical recording
| June 4, 1997 |
| 6028741 | Magnetic head device which is capable of controlling a shift of a head main body
| June 10, 1998 |
| 6016290 | Read/write head with shifted waveguide
| February 12, 1999 |
| 6009051 | Magnetic head device
| March 4, 1999 |
| 5999498 | Reduced profile magnetic head assembly and method of manufacturing reduced profile magnetic head support structure
| April 29, 1998 |
| 5986978 | Read/write head and method for magnetic reading and magneto-optical writing on a data storage medium
| January 12, 1998 |
| 5986976 | Magnetooptical recording head for a recording apparatus including a laminated core having a plurality of magnetic thin films sandwiching insulating films therebetween
| February 20, 1996 |
| 5910867 | Magnetic head device with integrally molded conductive elastic body and resin body
| March 10, 1997 |
| 5901015 | Magnetic head apparatus having a reduced thickness
| March 27, 1997 |
| 5894458 | Apparatus for supporting and connecting a magnetic field modulation head to be used for a photomagnetic recording including a spring plate member having a conductive part electrically connecting the head to a supporting frame
| September 12, 1996 |
| 5825592 | Magnetic head with bobbin attached to a slidable contact body
| March 10, 1997 |
| 5822154 | Magnetic head apparatus with resin portions sandwiching an elastic member to form elastic displacing portions and method of making the same
| April 29, 1997 |
| 5719830 | High-density magneto-optical disk apparatus
| July 3, 1996 |
| 5703840 | Magnetic head and magneto-optical recording device
| December 19, 1996 |
| 5689478 | Magnetic head for magneto-optical recording and magneto-optical recording apparatus in which a magnetic core mounted to a slider has particular dimensions and properties
| August 23, 1995 |
| 5682280 | Sliding-type magnetic head for magnetooptical recording
| November 4, 1994 |
| 5663937 | Magnetic head slider for supporting a recessed magnetic head and having a side recess to prevent inadvertent contact with disc surface at rim
| November 16, 1995 |
| 5657300 | Magnetic head having elastic members for magneto-optical recording device
| November 16, 1995 |
| 5650983 | Printed circuit board magnetic head for magneto-optical recording device
| August 29, 1996 |
| 5642336 | Magnetic writing head for magneto-optical recording with thick protective coating
| August 14, 1995 |
| 5627804 | Magneto-optical recording apparartus including a magnetic head having a core composed of a single crystal ferrite material
| June 5, 1996 |
| 5625607 | Magneto-optical disk apparatus including two magnetic field applying devices, one of which has a substantial ring-shaped core member with a gap in a portion thereof
| March 1, 1995 |
| 5602807 | Magneto-optical recording head having a pot core
| April 28, 1994 |
| 5600515 | Sliding type magnetic head assembly having a spherical contact surface offset from a magnetic pole
| June 28, 1994 |
| 5590095 | Magneto-optical disk apparatus with floating type magnetic head and a device for limiting an amount of deflection of a resilient member supporting the magnetic head
| August 24, 1994 |
| 5572490 | E-type magnetic head for magneto-optical recording device
| December 5, 1994 |
| 5553037 | Magneto-optical recording-reproducing system in which a magnetic head bottom surface roughness is related to a recording medium protective film surface roughness
| December 16, 1994 |
| 5550796 | Magnetic head and magneto-optical recording apparatus
| October 11, 1995 |
| 5544131 | Magnetic writing head for magneto-optical recording with thick protective coating
| May 12, 1994 |
| 5523986 | Magnetic head for magnetooptical recording and method for producing the same
| August 22, 1995 |
| 5517472 | Magnetic-field generator for use in a magneto-optical disk unit
| April 4, 1994 |
| 5500838 | Photomagnetic disc record/reproduction apparatus including improved magnetic head lifting mechanism
| December 3, 1993 |
| 5485435 | Magnetic field generator in which an end face of a magnetic material member projects from man end face of magnetic field generating cores
| October 28, 1994 |
| 5485434 | Magneto-optical disk apparatus for recording and/or reproducing information using modulated and constant magnetic field applying devices
| July 29, 1993 |
| 5483504 | Head loading mechanism of disk apparatus
| November 4, 1993 |
| 5471439 | Magnetic head device with slidable and adjustable magnetic head
| January 26, 1993 |
| 5455809 | Disk apparatus having magnetic head for magneto-optical recording device
| May 13, 1994 |
| 5416753 | Magneto-optical disk drive system with head position adjustability
| November 12, 1993 |
| 5404342 | Magnetic head device for magneto-optical disc system and magnetic head driving circuit
| January 11, 1993 |
| 5386400 | Magneto-optical head device having a lubricated member
| January 19, 1994 |
| 5367508 | Magnetic field generation mechanism for magneto-optical recording
| February 10, 1993 |
| 5361242 | External magnetic field application device including a heat dissipation member and a metal plate for dissipating heat
| May 11, 1993 |
| 5351221 | Apparatus for applying bias magnetic field including a rotatable magnet and a plurality of coils for controlling the rotation of the magnet
| August 24, 1993 |
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