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| Number | Title | Issue Date |
| 7343210 | Interactive digital medium and system The present invention relates to manipulating audio and/or video recordings, particularly music recordings, by giving a user access to individual master tracks and/or channels that make up the recording, that he or she previously did not have access to. The master t... | 03/11/2008 |
| 7324425 | Optical disk device having mirror in micro electrical mechanical system An optical disk device in which the laser beam emitted from a laser light source and deflected by a movable mirror is focused on an optical recording medium by an optical head section. Tracking control is carried out by a drive control section based on the laser bea... | 01/29/2008 |
| 7283434 | Optical pickup device capable of correcting spherical aberration A mirror actuator includes a piezoelectric element having a thickness in a direction perpendicular to a surface of the mirror, and a circular surface bonded to a circular rear surface of the mirror such that the center of the circular surface of the piezoelectric el... | 10/16/2007 |
| 7280443 | Optical pickup device capable of correcting spherical aberration A mirror actuator includes a piezoelectric element bonded at a circular surface to a rear surface of a circular mirror such that the circular surface's center matches that of the rear, circular surface of the mirror. The piezoelectric element receives a potential to... | 10/09/2007 |
| 7266058 | Objective lens drive having optical axis adjustment function An objective lens drive having an optical axis adjustment function. An objective lens is supported by a lens holder, and the lens holder is supported on a suspension holder by way of a suspension. The suspension holder is supported so as to be rotatable about an axi... | 09/04/2007 |
| 7262541 | Micro-oscillation element incorporating springs A micro-oscillation element includes an oscillation section and a frame. The oscillation section is provided with a mirror surface and is connected to the frame via trapezoidal first and second springs. The oscillation section is located between the first spring and... | 08/28/2007 |
| 7244122 | Methods for determining optical characteristics of dental objects Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth... | 07/17/2007 |
| 7240839 | Color measurement apparatus operable as a pointing device, a computer display measurement device and a printer output measurement device A color measurement apparatus is adapted as an attachment for a personal computing system. An interface integral to the color measurement apparatus couples the color measurement apparatus to the personal computing system. A computer pointing device integral to the c... | 07/10/2007 |
| 7227817 | Low profile optical head An optical head of a type useable in a optical disk reader/writer is provided. The optical head has a low profile, e.g., in a vertical direction parallel to the disk spin axis, such as less than about 5 mm preferably less than about 3 mm. Substantially all component... | 06/05/2007 |
| 7215630 | Micro mirror unit, optical disc drive using same, and method for producing micro mirror unit The hinge (13) should preferably be formed to have a higher resistance than ever against the pivoting of the mirror body (12) to effectively prevent the hinge (13) from being damaged. By adopting a suitable one of a variety of production steps a... | 05/08/2007 |
| 7173795 | Bias point adjustment of a read head by means of an external magnet Reader asymmetry control has become an important issue as track widths continue to shrink. This has been achieved by providing adaptive adjustment to the asymmetry of individual heads in the form of an additional permanent hard magnet, which may be internal or exter... | 02/06/2007 |
| 7151596 | Deflection angle detecting device A deflection angle detecting device includes a light source, a path switching plane switching the optical path of part of light radiated from the light source, a detecting reflection surface placed on the optical path switched by the path switching plane and provide... | 12/19/2006 |
| 7113283 | Apparatus and method for measuring color Color measuring systems and methods are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object being measured. Light from the perimeter fiber optics pass to a variety o... | 09/26/2006 |
| 7110096 | Method for determing optical characteristics through a protective barrier Color/optical characteristics measuring systems and methods are disclosed. Perimeter receiver fiber optics/elements are spaced apart from a central source fiber optic/element and received light reflected from the surface of the object is measured. Light from the per... | 09/19/2006 |
| 7097450 | Methods for determining color or shade information of a dental object using an image generation device without operator identification of the position of a reference implement in the field of view of the image generation device Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth... | 08/29/2006 |
| 7095767 | Near field optical apparatus A near field optical apparatus comprising a conductive sheet or plane having an aperture therein, with the conductive plane including at least one protrusion which extends into the aperture. The location, structure and configuration of the protrusion or protrusions ... | 08/22/2006 |
| 7069186 | Method for remotely controlling a spectral measurement device utilizing predicted service life or a remotely provided software upgrade including color reference or shade guide data Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface o... | 06/27/2006 |
| 7069569 | Near-field optical head system with integrated slider and laser A near-field optical system having one or more solid state lasers and an aerodynamically shaped slider which comprise a single integrated, monolithic device fabricated from the same base semiconductor material. The monolithic optical head can be quickly and easily a... | 06/27/2006 |
| 7057783 | Light deflector, method of manufacturing light deflector and torsion oscillating member There is disclosed a light deflector in which both ends of a movable plate is supported to a support substrate by an elastic support portion, a reflection surface is formed on one surface of the movable plate, and the movable plate is torsion-oscillated about a tors... | 06/06/2006 |
| 6975580 | Optical aperture for data recording having transmission enhanced by waveguide mode resonance Electromagnetic radiation from an optical source is directed onto an optical aperture in a metallic structure. The metallic structure in turn emits optical output from an emission region in the structure and onto a recording medium (e.g., a magnetic recording disk),... | 12/13/2005 |
| 6963530 | Near-field optical head system with integrated slider and laser A near-field optical apparatus having one or more solid state lasers and an aerodynamically shaped slider which comprise a single integrated, monolithic device fabricated from the same base semiconductor material. The monolithic optical head can be quickly and easil... | 11/08/2005 |
| 6958810 | Methods for characterizing gems or precious stones using a probe having a plurality of light receivers Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a source fiber optic and receive light from the surface of the objec... | 10/25/2005 |
| 6950189 | Apparatus and method for measuring optical characteristics of an object Color/optical characteristics measuring systems and methods are disclosed. Perimeter receiver fiber optics/elements are spaced apart from a central source fiber optic/element and received light reflected from the surface of the object is measured. Light from the per... | 09/27/2005 |
| 6943980 | Electrostatic track following using patterned media A transducing head positioning system for use with patterned media. The patterned media comprises a plurality of data tracks and grooves. The grooved tracks can be used in connection with electrodes on a slider to create an electrostatic motor for microactuation of ... | 09/13/2005 |
| 6937637 | Semiconductor laser and associated drive circuit substrate A near-field optical system having one or more solid state lasers and an aerodynamically shaped slider which comprise a single integrated, monolithic device fabricated from the same base semiconductor material. The monolithic optical head can be quickly and easily a... | 08/30/2005 |
| 6924914 | Light deflector, method of manufacturing light deflector, optical device using light deflector, and torsion oscillating member There is disclosed a light deflector in which both ends of a movable plate is supported to a support substrate by an elastic support portion, a reflection surface is formed on one surface of the movable plate, and the movable plate is torsion-oscillated about a tors... | 08/02/2005 |
| 6919980 | Mirror rocking member for optical deflector There is disclosed a mirror rocking member for an optical deflector. The optical deflector comprises the mirror rocking member for deflecting light, and a driver for driving the member. The mirror rocking member comprises a movable plate having a reflective surface,... | 07/19/2005 |
| 6915955 | Apparatus for determining multi-bit data via light received by a light receiver and coupled to spectral sensors that measure light in spectral bands Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface o... | 07/12/2005 |
| 6900510 | MEMS devices and methods for inhibiting errant motion of MEMS components A Microelectromechanical (MEMS) device and method of fabrication that can minimize derailing of an actuable element of the MEMS device during fabrication can include a MEMS actuator to selectively generate displacement forces to displace an actuable element along a ... | 05/31/2005 |
| 6858911 | MEMS actuators A Microelectromechanical (MEMS) device that can minimize the effects of fabrication tolerances on the operation of the device can include a MEMS electromagnetic actuator to selectively generate displacement forces to displace an actuable element along a path. A cant... | 02/22/2005 |
| 6850475 | Single frequency laser source for optical data storage system An optical data storage system utilizes optical fibers for transfer of information to and from storage media. The storage media includes magneto-optical storage disks. The optical fibers are single-mode polarization maintaining optical fibers. A single frequency las... | 02/01/2005 |
| 6812055 | MEMS devices and methods of manufacture Microelectromechanical (MEMS) devices that use MEMS electromagnetic actuators to selectively generate displacement forces are disclosed herein. According to one exemplary embodiment disclosed herein, a MEMS device may include a substrate having a surface, an actuabl... | 11/02/2004 |
| 6798729 | Optical head using micro-machined elements An optical head utilizes a micro-machined element in combination with a light source and a lens to write and read data onto a storage disk. The micro-machined element may include a steerable micro-machined mirror or a micro-actuator. A beam of laser light transmitte... | 09/28/2004 |
| 6717227 | MEMS devices and methods of manufacture Microelectromechanical (MEMS) devices that use MEMS electromagnetic actuators to selectively generate displacement forces are disclosed herein. According to one exemplary embodiment disclosed herein, a MEMS device may include a substrate having a surface, an actuabl... | 04/06/2004 |
| 6650604 | Optical head of disk drive An optical head includes (1) a stationary optical unit fixed to a body of the optical disk drive, (2) a rotary arm rotatable along a surface of the optical disk, which carries an object lens which converges the light on the optical disk, and (3) a light-i... | 11/18/2003 |
| 6507543 | Optical disk apparatus and galvano-mirror used for the same An optical disk apparatus includes a light source, an objective lens, a slider to hold the lens, a suspension to support the slider, a mirror located below the slider, and a seek mechanism to move the mirror and the slider in the tracking direction of an ... | 01/14/2003 |
| 6473383 | Single source optical disc data storage system An optical data storage system that includes an optical source and an optical storage medium. The system includes a plurality of armatures positioned adjacent to the optical storage medium. Mounted on each armature are elements that perform functions such... | 10/29/2002 |
| 6438090 | Optical pickup device An optical pickup device, which records/reproduces information on/from at least one optical medium having a plurality of recording surfaces or a plurality of optical media each having at least one recording surface, comprises a light source for emitting a... | 08/20/2002 |
| 6404727 | Electromagnetic rotary actuator An actuator of the present invention includes a set of generally planar assemblies comprising cross-hinges that are disposed between a set of extended arms and a rigid mounting base. The hinges of the present invention flex to about a pivot axis to replac... | 06/11/2002 |
| 6333910 | Optical system for optical disc drive Disclosed is an optical system for an optical disc drive. The head is provided with a laser source, an objective optical system, and a deflection mirror provided between the laser source and the objective optical system. As the deflection mirror is rotate... | 12/25/2001 |
