| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 01/06/1998 | US5704715 Altitude insensitive air bearing slider |
| 01/02/1998 | DE19725614A1 Head connector for use in hard disc stack unit |
| 01/02/1998 | DE19723908A1 Automatic servo address marking identification and timing compensation circuit for HDD |
| 01/02/1998 | DE19712568A1 Tracking control of digital video recording system |
| 12/31/1997 | WO1997050080A1 Crash stop airlock mechanism |
| 12/31/1997 | CN1169202A Magnetic head sub-ambient air pressure slider for a disc drive device or the like |
| 12/31/1997 | CN1169013A Cassette tape driving device |
| 12/31/1997 | CN1036879C Process for shortening of access time |
| 12/31/1997 | CA2230707A1 Crash stop airlock mechanism |
| 12/30/1997 | US5703842 Information recording/reproducing apparatus for executing system control and servo control by single CPU |
| 12/30/1997 | US5703735 Magnetic single point contact latch assembly |
| 12/30/1997 | US5703684 Apparatus for optical differential measurement of glide height above a magnetic disk |
| 12/29/1997 | EP0814462A2 Signal recovery and error detection means for an information recording medium |
| 12/29/1997 | EP0804790A4 Actuator for data storage device |
| 12/29/1997 | EP0766883A4 Actuator retraction circuit |
| 12/24/1997 | CN1168529A Method of fixing suspension to actuator arm, and actuator arm assembly |
| 12/24/1997 | CN1168524A Pickup adjusting device in optical disk player |
| 12/23/1997 | US5701290 Carriage locking mechanism for an optical disk drive including a yoke member having a notch formed thereon |
| 12/23/1997 | US5701283 Method and apparatus for high speed optical storage device |
| 12/23/1997 | US5701220 Magnetic disk drive |
| 12/23/1997 | US5701219 Spacer for providing support and a transducer parking structure in a disk drive assembly |
| 12/23/1997 | CA2108523C Magnetic disk apparatus with actuator control |
| 12/18/1997 | WO1997048095A1 Bernouilly type flexible media stabilization for laser servowriting |
| 12/18/1997 | DE3348470C2 Fast positioning pick-up system for optical play-back appts. |
| 12/18/1997 | DE19724474A1 Electrical connector for hard disc drive |
| 12/18/1997 | DE19721320A1 Position error signal measurement method in magnetic hard disc drive |
| 12/18/1997 | DE19706906A1 Magnetic head carrier suspension fixing to arm in disc drive |
| 12/18/1997 | DE19651945A1 Adhering fastening suspension to hard disk drive tracking arm |
| 12/17/1997 | EP0813187A2 Disk drive with shock detection based on thermoresistive signal from magnetoresistive head |
| 12/17/1997 | CN2271015Y Magnetic head seat for card magnetic tape unit |
| 12/17/1997 | CN1167983A Method of fixing suspension to actuator arm, and actuator arm assembly |
| 12/17/1997 | CN1167982A Head position control for disk drive which performs recording about rotational center even if recorded servo information is eccentric |
| 12/16/1997 | US5699333 Optical disk reproducing method and apparatus having focusing gain and offset correction capability |
| 12/16/1997 | US5698911 Voice coil motor |
| 12/11/1997 | WO1997047007A1 Switched boost voltage generator for actuator retract in disk drive |
| 12/11/1997 | DE19721319A1 Servo information formation method for control of hard disc system |
| 12/11/1997 | DE19709285A1 Head position control system for disc dive system |
| 12/10/1997 | EP0811973A2 Improvements in hard disk spindle and actuator motors control |
| 12/10/1997 | EP0811967A2 Magnetic head unit, method of manufacturing the same and magnetic recording and reproducing apparatus using the same |
| 12/10/1997 | EP0715757B1 Disk drive rotary actuator with rocking pivot |
| 12/10/1997 | CN1167539A Method using matched filters for determining head positioner micro-jog in hard disk drive employing magneto-resistive heads |
| 12/10/1997 | CN1167320A Data record method |
| 12/09/1997 | US5696755 System for minimizing the effects of scratches on recording media |
| 12/09/1997 | US5696753 Optical pickup feeding apparatus |
| 12/09/1997 | US5696744 Disk reproducing apparatus having a disk diameter determining function |
| 12/09/1997 | US5696652 Magnetic head device using an adhesive having both photosetting and thermosetting properties, and method for producing same |
| 12/09/1997 | US5696651 Head assembly for recording and reproducing including a head supporting part having an adhesive adjusting pattern |
| 12/09/1997 | US5696647 Method for carrying out seeks in a hard disc drive to limit the generation of acoustic noise including using a slew rate limit |
| 12/09/1997 | US5696646 Disk apparatus for monitoring error by setting timeout time upon seek |
| 12/09/1997 | US5696585 Apparatus and method for efficient electrostatic discharge on glass disks in flying height testers |
| 12/09/1997 | US5695387 CSS magnetic recording head slider and method of making same |
| 12/04/1997 | WO1997045833A1 Method for applying optimal seeking technique to disk file with excessive repeatable runout |
| 12/04/1997 | WO1997045832A1 Disc drive servo system with dual head sampling |
| 12/04/1997 | DE19708545A1 Disk medium installation method for magnetic hard disk drive |
| 12/03/1997 | EP0809844A1 Apparatus for performing multiple functions in a data storage device using a single electro-mechanical device |
| 12/03/1997 | CN1166883A Method and apparatus for controlling access to recording disk |
| 12/03/1997 | CN1166674A Constant density recording method and system for headless format in hard disc driver |
| 12/03/1997 | CN1166670A Transmit method of identification data for servo control and disk player thereof |
| 12/02/1997 | US5694270 Head assembly having laminated conductor patterns |
| 12/02/1997 | US5694267 Removable disk drive and protective device |
| 12/02/1997 | US5692289 Method of assembling a magnetic disk drive and a system therefor |
| 11/27/1997 | WO1997044785A1 Signal recording apparatus for video device using magnetic recording medium |
| 11/27/1997 | WO1997044782A1 Track seeking control for disk drive system |
| 11/26/1997 | EP0809247A2 Constant density recording method and system for headless format in hard disc driver |
| 11/26/1997 | EP0693201A4 Method and apparatus for fingerprinting and authenticating magnetic media |
| 11/26/1997 | EP0434688B1 Seeking multitasking disk controller |
| 11/26/1997 | CN1166026A Pickup adjusting apparatus of disk player |
| 11/26/1997 | CN1166025A Pickup position and tilt adjusting apparatus of disk player |
| 11/25/1997 | USRE35670 Flexible information storing disk apparatus having laminar air flow |
| 11/25/1997 | US5691861 For a disk drive |
| 11/25/1997 | US5691857 Method using matched filters for determining head positioner micro-jog in hard disk drive employing magneto-resistive heads |
| 11/25/1997 | US5691617 Disc drive transducer deadbeat settle method utilizing interval correction |
| 11/25/1997 | US5691581 Arm assembly and voice coil motor |
| 11/19/1997 | EP0807189A2 Hard disk drive components and methods of making same |
| 11/19/1997 | CN1165378A Optical pickup transport mechanism |
| 11/19/1997 | CN1165377A Optical pickup moving mechanism |
| 11/19/1997 | CN1165368A Motor control apparatus, motor control method, disk apparatus and disk access method |
| 11/18/1997 | US5689483 Controlling system for optical storage apparatus using pulse width modulator |
| 11/18/1997 | US5689482 Disc drive device operable with different discs that may exhibit different linear velocities or circumferential recording densities |
| 11/18/1997 | US5689478 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 |
| 11/18/1997 | US5689389 Low profile swage mount |
| 11/18/1997 | US5689386 Miniature hard disk drive with EMI protection and single permanent magnet rotary actuator having an improved housing seal |
| 11/18/1997 | US5689384 Timing based servo system for magnetic tape systems |
| 11/18/1997 | US5689329 Flying height altitude simulator |
| 11/18/1997 | US5687597 Gram load adjusting system for magnetic head suspensions |
| 11/18/1997 | US5687479 Electrical trace interconnect assembly |
| 11/13/1997 | WO1997042627A1 Air actuated latching mechanism rotationally resistant to rotational shock force |
| 11/13/1997 | CA2226227A1 Air actuated latching mechanism rotationally resistant to rotational shock force |
| 11/12/1997 | EP0806764A2 Counter balanced rotary airlock actuator latch assembly for disk drive |
| 11/12/1997 | EP0806763A2 Head/pre-amp ribbon interconnect for data storage devices |
| 11/12/1997 | EP0806042A1 Dual identification for data fields of a disk drive |
| 11/12/1997 | EP0806036A1 Off-track pes calibration for a magneto-resistive element |
| 11/12/1997 | EP0806035A1 Compliant anchor for securing disk drive actuator bearing |
| 11/12/1997 | EP0806003A1 Methods and apparatus for controlling access to a recording disk |
| 11/12/1997 | EP0786133A4 Synchronous detection of concurrent servo bursts for fine head position in disk drive |
| 11/12/1997 | EP0582720B1 Disk reproducing apparatus |
| 11/12/1997 | CN1164741A Recording mode control method for combined video appliances |
| 11/12/1997 | CN1164740A Magnetic disk device with dummy write function |
| 11/11/1997 | US5687159 Pickup assembly for a disk player |
| 11/11/1997 | US5687142 Disc apparatus having a plurality of reading/recording head driving manners for disc track seeking movement |