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Patent No. 5719655

System for magnetically attaching templeless eyewear to a person

A system of eyewear that eliminates the need for hinges on the frames of the eyewear.

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Attorney: Martin; Robert B.


Number of patents: 285
Last date: January 13, 2009

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NumberTitleIssue Date
7476492Low activation energy photoresist composition and process for its use
The present invention relates to a radiation sensitive photoresist composition. The composition comprises a polymer comprising at least two monomers. The first monomer has an acid cleavable tertiary ester group. The second monomer is an acidic monomer. The acid clea...
01/13/2009
7136258Rotational recording apparatus and control method
A technique for adaptively and stably updating the feed forward value required to drive the head of a rotational recording apparatus. A trajectory of a target position is generated for each seek command by using a compound function comprising a ramp function and a s...
11/14/2006
7062603External storage device for selectively storing data between first and second recording media
An external storage device for storing data comprises judgment means and access processing means. The judgment means determines whether or not a specified data pattern can be used as a replacement to record a data block. Namely, judgment means determines that a data...
06/13/2006
7057746Scanner for precise movement and low power consumption
An apparatus and method for moving a first object relative to a second object is provided. One of the first and second objects is moved and thereby guided by a tracking device. The tracking device uses a pattern on the first object and/or second object and a releasa...
06/06/2006
7019921Control method and apparatus for reducing the effects of hard disk contamination
A method and apparatus for use with a rotating storage device. The rotating storage device includes a storage medium driven to rotate, a head for reading and writing information on the storage medium and a ramped loading mechanism in which the head is stored. In acc...
03/28/2006
7010719External storage device capable of selectively storing data in a semiconductor memory or a hard disk
An external storage device 110 includes a semiconductor memory 200, a hard disk 210 having an access speed lower than that of the semiconductor memory 200, a judgment part 275 for determining whether or not data can be stored in th...
03/07/2006
7010653Data storage device, command queue re-ordering method, and data processing method and program
A method and system to provide a command queue re-ordering method that can make the power save and reduction in acoustic noise. The command queue re-ordering method involves calculating the value of an evaluation function, Ev=A×T+(1−A)×Fun(L) (A is any number fr...
03/07/2006
6999272Apparatus and method to improve read/write speed of disk drive system
A disk drive system and method for implementing the same. The disk drive system of the present invention includes a discoid medium which rotates about its rotation axis and stores data. An actuator includes a head for reading or writing data from or in the discoid m...
02/14/2006
6983530Method of making a dual GMR read head with self-pinned layer and specular reflector
A dual GMR or dual spin valve sensor has a self-pinned layer which has its magnetic moment pinned perpendicular to an air bearing surface by sense current fields from conductive layers in the dual spin valve sensor when a sense current is conducted therethrough. Thi...
01/10/2006
6961198Method and apparatus for controlling data read/write between a hard disk and a hard disk controller
An apparatus for controlling data read/write between a hard disk and a hard disk controller is disclosed. The hard disk includes a disk for storing data, multiple read/write heads for reading or writing data onto the disk in accordance with a read request or write r...
11/01/2005
6958882Shock control for rotational recording apparatus
A rotational recording apparatus that comprises a shock sensor and that adaptively processes the output of the shock sensor to obtain a feed forward signal, so as to implement a stable operation within a practical range. In a rotational recording apparatus wherein a...
10/25/2005
6952323System and method of constraining vibration in a disk drive unit and motor device
A disk drive unit has a spindle motor for rotating a disk, a magnetic head for processing data, a actuator for seeking the magnetic head with respect to the disk, a voice coil motor for moving the actuator, and a base with an opening and a top cover that seals the o...
10/04/2005
6940699Disk drive apparatus having a pivot for supporting a head assembly to allow free pivoting
In a hard disk drive, there are provided a head assembly 13 that drives a magnetic head 33 that reads and writes data on a recording disk, and a flange section that extends toward the periphery on the sleeve 21 of a pivot member 20 that s...
09/06/2005
6935013Apparatus and method for precise lapping of recessed and protruding elements in a workpiece
A lapping method utilizing textured and conditioned lapping plates most suitable for finishing magnetic heads resulting in improved surface quality, less sensitivity to electrical shorts due to smears, and reduced surface height difference between the head elements ...
08/30/2005
6934118Car disk drive unit
To provide a car disk drive unit operating in a stable condition which is hardly affected by temperature changes in a vehicle, a car disk drive unit 1 of the present invention comprises: a casing 3 for accommodating a disk drive 2; a Peltier ele...
08/23/2005
6922890Planarization process for thin film surfaces
A method is provided for planarization of structures which minimizes step heights, reduces process steps, improves cleanliness, and provides increased ease of debond. Structures are placed with working surfaces facing down onto an adhesive layer such that structures...
08/02/2005
6915453Method for controlling starting operation of unit and executing self-checking test
When a testing system is connected to a debug port of a tape drive unit or a SCSI bus, a self-checking test for a fabricating process is executed. When the testing system is not connected, the self-checking test for normal operation is executed. And in a test of a s...
07/05/2005
6912105Magnetic disk device with firmly fixed yokes
The present invention provides a magnetic disk device which firmly fixes the yokes of a rotary actuator between a base and a cover. The yoke can be made compact and the movable range of the rotary actuator can be wide. An attaching screw attaches a first yoke to a b...
06/28/2005
6891692Disk drive apparatus, head position control method, and hard disk drive
A position control system for a magnetic head improves servo tracking characteristics in a low frequency range without impairing the stability of seek operations. The position control system is equipped with two integrators: a first integrator 43 and second i...
05/10/2005
6879370Fixing device, method of fixing substrate and apparatus and method for manufacturing a liquid crystal display panel using the same
Disclosed are a fixing device and method of fixing substrate to provide holding means capable of surely fixing and positioning a sheet-like substrate even in vacuum, and to provide an operational mechanism thereof. A fixing device includes: a carrier plate for setti...
04/12/2005
6852013Method of burnishing a burnishable rear pad slider in a disk drive
A method of burnishing a rear pad of a slider within a disk drive. The rear pad is formed of a burnishable material and maintains elements for reading and writing. The disk drive further includes a spindle motor rotatably driving a disk and an actuator assembly posi...
02/08/2005
6850379Method for registering a defect map within a hard disk drive
A method for registering a defect map within a hard disk drive is disclosed. A hard disk drive includes a recording disk, a head assembly, and a controller. Multiple sectors are formed on the recording disk, and the head assembly includes a head for reading/writing ...
02/01/2005
6836461Clamping device for removable disks
A clamping device for clamping disks uses a flexible lock member, a hub, and a cap. The hub is mounted to a spindle, which defines a rotational axis for the hub. The upper portion of the hub has a recess including a guide in which the lock member is axially introduc...
12/28/2004
6822823Hard disk drive with electrically conductive sheet for electrostatic discharge protection
A hard disk drive has an enclosure with disk construction members and is characterized by covering the enclosure with an electrically conductive sheet. The electrically conductive sheet protects the drive regardless of which direction an ESD charge is applied. The e...
11/23/2004
6819513Low power hard disk drive using multiple, individually controllable actuators
A disk drive which incorporates separate actuators for each recording head so as to only place required recording heads over the recording media of multiple surface hard disk drives. The reduction in recording heads that are placed over the recording media reduces d...
11/16/2004
6815850Flux leakage barrier in fluid bearing for disk drive
A spindle design for a hard disk drive assembly constructed in accordance with the present invention includes a significantly large gap between the rotating, ferromagnetic hub with its permanent magnet rotor and the rotating sleeve of the fluid bearing journal membe...
11/09/2004
6804878Method of improving the reliability of magnetic head sensors by ion milling smoothing
A method is provided of smoothing the perturbations on a surface, in particular the surface of a magnetic head slider, the method comprising several steps. At least one air-bearing surface to be smoothed is exposed to an ion species generated from a defined source t...
10/19/2004
6802454Interleaved sequencing method for multiple two-dimensional scanning codes
A component has three, two-dimensional arrays that each contain three characters of its nine character, alphanumeric serial number. The first three characters of the serial number must be constant for all parts of this type. As a result, the serial number can be div...
10/12/2004
6802761Pattern-electroplated lapping plates for reduced loads during single slider lapping and process for their fabrication
A lapping plate has photolithographically defined patterns that are electroplated to produce lands with well-defined channels. By choosing a particular geometry, the retention force is significantly reduced over prior art options, while still retaining a high land a...
10/12/2004
6798598Method for controlling write current to a write head during data write on a hard disk
A method for controlling write current to a write head during data write on a hard disk drive is disclosed. A direct access storage device includes a rotating storage medium in which data are magnetically written, a write head for writing data in the rotating storag...
09/28/2004
6795270Apparatus and method to improve read/write speed of disk drive system
A disk drive system and method for implementing the same. The disk drive system of the present invention includes a discoid medium which rotates about its rotation axis and stores data. An actuator includes a head for reading or writing data from or in the discoid m...
09/21/2004
6789165Data storage array method and system
A method and system for reading data from a redundant array of computer data storage media elements without having to wait for a timeout in a drive in the redundant array. If the requested data is from a drive that is temporarily in a timeout, the requested data is ...
09/07/2004
6785093Slider, head assembly, and disk drive unit
A slider 3a is disposed to face a disk-like recording medium and enabled to support a read/write head. The slider 3a has an air bearing surface formed between a leading edge 10 and a trailing edge 11; side rails 20 an...
08/31/2004
6785090Disk clamp for disk recording apparatus and disk recording apparatus
A disk clamp has a data position in a recording track that is resistant to positional deviations even after temperature cycling is conducted. The distribution of data positions can be centered in the vicinity of the center position. A disk top clamp and hub are made...
08/31/2004
6773764Method of forming a patterned magnetic recording medium
A method for patterning a recording medium selectively thermally couples a recording medium and a heat source to alter a chemical composition of the recording medium. An apparatus for patterning a recording medium has a heat source for generating and directing an in...
08/10/2004
6754031Method and apparatus for controlling an access mechanism within a disk drive
A method and apparatus for controlling an access mechanism within a disk drive are disclosed. A servo apparatus comprises a first detection module for discretely detecting a displacement value of an access mechanism from a target position at predetermined time inter...
06/22/2004
6751065Flutter-free laminar flow suspension for a disk drive
A head suspension assembly for a disk drive includes an actuator arm, a suspension having one end connected to the actuator arm, and flexure at the other end of the suspension for supporting a slider having a magnetic head to access and record data on a rotating mag...
06/15/2004
6747849High performance suspension with reduced flow-induced vibration
An integrated suspension for a hard disk drive is formed as a single-piece flat assembly. The design eliminates the need for mechanical reinforcement such as flange forming, and requires no additional weld processing to form the functional portion of the assembly. A...
06/08/2004
6747832Disk apparatus and head position control method
A disk drive has a data recording medium such as a disk, a spindle motor for rotating the disk, disk rotation speed controlling logics for supplying a spindle current to the above described spindle motor to rotate the disk at a constant speed, a head unit for access...
06/08/2004
6742694Solder ball disposing apparatus, solder ball reflow apparatus, and solder ball bonding apparatus
An apparatus joins bonding pads of a slider and lead pads of lead wires in a head gimbals assembly to improve efficiency, downsizing, and maintenance of solder-ball disposing devices, and solder-ball reflow devices for reflowing solder balls. The solder-ball disposi...
06/01/2004
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