Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/2002
03/28/2002US20020036859 Method and disc drive for writing servo wedges
03/28/2002US20020036858 Writing servo sectors to a disc drive using offset heads
03/28/2002US20020036857 Reducing read element power dissipation levels in a disc drive
03/28/2002US20020036855 Self-contained disc drive write authentication test
03/28/2002US20020036854 Skip write detection apparatus and method
03/28/2002US20020036853 Tuning track density for data storage device
03/28/2002US20020036852 Adaptive zone frequency compensation for disc drives
03/28/2002US20020036851 Method and apparatus for increasing process yields of data storage devices
03/28/2002US20020036850 Enhanced short disc drive self test using historical logs
03/28/2002US20020036849 Adjusting track density and bit density to provide limited excess capacity in a storage device
03/28/2002US20020036848 VSWR skip write detector
03/28/2002US20020036558 Bond magnet and manufacturing method thereof, and actuator therewith
03/28/2002US20020036497 Magnetoresistive device and method of manufacturing same and thin-film magnetic head and method of manufacturing same
03/28/2002US20020036315 Magnetoresistive element and magnetoresistive device using the same
03/28/2002US20020035778 Manufacturing method and manufacturing apparatus for magnetic head slider and head gimbal assembly
03/28/2002US20020035777 Manufacturing method and manufacturing apparatus for magnetic head slider and head gimbal assembly
03/28/2002DE10146429A1 Magnetic recording medium used for audio tape, video tape, computer tape and discs in both analogue and digital systems comprises a non-magnetic carrier and a magnetic layer containing ferromagnetic metal particles and a binder resin
03/28/2002DE10145379A1 Magnetic recording medium has upper and lower magnetic layers, of different coercivity, with the lower layer a servo-signal layer and the upper layer a data layer, with the different coercivities yielding increased data density
03/28/2002DE10045604A1 Mehrschichtige biaxial orientierte Polyesterfolie mit optimierter elektrischer Leitfähigkeit über die Dicke Multilayer biaxially oriented polyester film with improved electrical conductivity through the thickness of
03/28/2002DE10045603A1 Verfahren zum Herstellen einer biaxial orientierten Polyesterfolie mit hohen Geschwindigkeiten, danach hergestellte Folie und ihre Verwendung A method for producing a biaxially oriented polyester film with high speeds, then film produced and their use
03/28/2002DE10045602A1 Magnetbandträgerfolie mit niedrigem Skew Magnetic tape carrier film with low skew
03/27/2002EP1191518A1 Magnetic recording medium, non-magnetic acicular composite particels and process for producing the particles
03/27/2002EP1191344A2 Magnetoresistive element and magnetoresistive device using the same
03/27/2002EP1191295A2 Coated substrate drying system
03/27/2002EP1190848A1 Biaxially orientated multi layer polyester film
03/27/2002CN1342310A Vibration control of piezoelectric microactuator
03/27/2002CN1341920A Magnetic re-producing method
03/27/2002CN1341919A Magnetic re-producing method
03/27/2002CN1341918A Magnetic head with micro-actuator and manufacturing method thereof
03/27/2002CN1081872C Digital video tape recording/reproducing method for trick play
03/27/2002CN1081819C Magnetoresistive transducer, method for forming magnetic film, and magnetic recording/reproducing drive
03/26/2002US6363214 System for controlling the motion of an arm carrying a read/write head during load and unload operations
03/26/2002US6363210 Communication system for encrypted data and apparatus for selectively recording and reproducing received analog signal and received digital signal
03/26/2002US6363043 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks
03/26/2002US6363041 Record carrier with variations of different physical parameters thereof in different frequency bands during recording
03/26/2002US6362941 Spin valve sensor having free layer stabilized by ferromagnetic and sense current fields
03/26/2002US6362940 Recording-reproducing magnetic head
03/26/2002US6362939 Balanced microactuator suspension
03/26/2002US6362938 Fine drive and positioning units and memory apparatus
03/26/2002US6362937 Air vane windage accelerator apparatus for a disc drive
03/26/2002US6362936 Suspension assembly with integral projections having a coating of elastic material
03/26/2002US6362935 Chamfered head for enhanced loading onto media
03/26/2002US6362934 Highly aligned thin film tape head and method of making same
03/26/2002US6362933 Piezoelectric head loading and unloading device for rigid disc drives
03/26/2002US6362929 Method and apparatus for retracting a transducer head from a recording medium in a disk drive storage device
03/26/2002US6362910 Optical transmitter having temperature compensating function and optical transmission system
03/26/2002US6362542 Piezoelectric microactuator for precise head positioning
03/26/2002US6362452 Patterned laser zone texture
03/26/2002US6361859 Magnetic recording media having CrMo underlayers
03/26/2002US6361828 Coating method for forming a thin, stable and uniform film
03/26/2002US6361740 High damping, corrosion resistant and substantially nonmagnetic alloy of fe, mn, cr, cobalt, ni, n2
03/26/2002US6361399 Slider processing apparatus, load applying apparatus and auxiliary device for processing slider
03/26/2002US6360429 Method for producing a magnetic head
03/26/2002US6360428 Glide heads and methods for making glide heads
03/26/2002US6360427 Method of producing a support mechanism for magnetic head sliders
03/26/2002US6360426 Method of making wireless suspensions with alignment feature
03/26/2002CA2053583C Method for adressing the component heads of a magnetic medium multitrack recording head and magnetic head using said method
03/21/2002WO2002023564A1 Method of manufacturing a spin valve structure
03/21/2002WO2002023540A2 New mr structures for high areal density reader by using side shields
03/21/2002WO2002023539A2 Inverted write head with high-precision track width definition
03/21/2002WO2002023538A2 Method and apparatus for minimizing slider fly heights over patterned media
03/21/2002WO2001098201A3 Method for polishing a memory or rigid disk with a phosphate ion-containing polishing system
03/21/2002WO2001088906A3 Reverse flow disk drive and head suspension for same
03/21/2002US20020035704 Look-ahead reallocation disk drive defect management
03/21/2002US20020035653 Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit
03/21/2002US20020035302 Method and apparatus for preparing fluorine-based solvent
03/21/2002US20020034666 Magnetic recording medium utilizing patterned nanoparticle arrays
03/21/2002US20020034665 Performance, reliability
03/21/2002US20020034664 Method of drying thermoplastic norbornene resin, the substrate for magnetic recording media using the thermoplastic norbornene resin, the magnetic recording medium using the substrate, and the method of manufacturing the magnetic recording medium
03/21/2002US20020034661 Oxidizing ferromagnetic material of sense layer, depositing aluminium on oxidized ferromagnetic material of sense layer, whereafter this aluminium oxidizes to an aluminium oxide film using oxygen from oxidized ferromagnetic material
03/21/2002US20020034109 Method and apparatus for accessing a memory device
03/21/2002US20020034107 Method of magnetic transfer for perpendicular recording medium
03/21/2002US20020034057 Spin-valve magnetoresistive head, and composite-type magnetic head and magnetic recording medium drive using the same
03/21/2002US20020034056 Giant magnetoresistive sensor having selfconsistent demagnetization fields
03/21/2002US20020034055 Spin valve magnetoresistive sensor having CPP structure
03/21/2002US20020034054 Read head shield having improved stability
03/21/2002US20020034053 Magnetic disk drive
03/21/2002US20020034052 Device for suppressing magnetic noise of dual-layered disk in a disk drive
03/21/2002US20020034051 One-piece flexure for small magnetic heads
03/21/2002US20020034050 Head suspension assembly
03/21/2002US20020034049 Magnetic head slider with resistance to debris accumulation
03/21/2002US20020034048 Head contact type magnetic disk memory device having a novel magnetic head slider
03/21/2002US20020034045 Thin film magnetic head, method of manufacturing the same and method of forming magnetic layer pattern
03/21/2002US20020034044 Transducing head for tape drive
03/21/2002US20020034043 Single pole type recording head and magnetic storage apparatus
03/21/2002US20020034042 Highly aligned thin film tape head
03/21/2002US20020034039 One-piece flexure for small magnetic heads
03/21/2002US20020034038 Method for controlling repeatable runout compensation algorithm
03/21/2002US20020034037 Servo system with runout compensation for disk drive
03/21/2002US20020034036 Adaptive vibrations control for servo systems in data storage devices
03/21/2002US20020034035 Head suspension for disk-based data storage apparatus
03/21/2002US20020034034 Flexible air bearing design system with independent profile mapping and height field definition for mask tiers
03/21/2002US20020034033 Active actuator for shock wave control in a data storage device
03/21/2002US20020034031 Servo data coded recording system for disk drive
03/21/2002US20020034030 Magnetic disk drive and position error signal generation method
03/21/2002US20020034029 Disk drive
03/21/2002US20020034028 Method of magnetically transferring information signal from master medium to slave meduim
03/21/2002US20020033888 Recording device, recording method, electronic device method of controlling electronic device, computer readable media, and reproducing device
03/21/2002US20020033687 Magnetic disk drive and voice coil motor drive circuit
03/21/2002US20020033411 Method and apparatus for flex circuit reflow attachment