Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Yabe; Mitoru
Address:
Tokyo, JP
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
8171506 Optical-system driving device effecting switchover between objective lenses for achieving focal May 1, 2012
An optical-system driving device is achieved that can switch over between objective lenses and is space-saving, lightweight, and simply-configured. An optical-system driving device for recording information onto or playing it back from an optical storage medium, includes a stationary
8154980 Object lens driving apparatus and manufacturing method thereof April 10, 2012
An objective lens driving apparatus includes an objective lens (13) collecting a light flux emitted from a light source on a optical disk (11), and a lens holder (14) holding the objective lens (13). The lens holder (14) includes a first bonding portion (14i) and a second bonding por
8042130 Optical driving device including a holder with a top face having a closed structure October 18, 2011
The optical driving device according to the present invention includes a holder for holding a plurality of optical each of which focuses on an optical disk a light beam outputted from a light source, focusing coils, and tracking coils; a plurality of elastic support members for supportin
7870572 Objective lens driving apparatus, assembling method thereof and optical head January 11, 2011
An object lens driving apparatus (100) includes a lens holder (4) that holds an object lens (1) facing a recording medium and is so supported that the lens holder (4) is movable toward and away from the surface of the recording medium. A focusing coil (5) is fixed in the interior of the
7701812 Optical element driving apparatus April 20, 2010
An optical element driving apparatus includes a holder that holds a plurality of switchable optical elements for focusing light on a recording medium, a resiliently deformable supporting unit that supports the holder, a focusing driving unit that drives the holder in a direction of o
7168082 Optical actuator January 23, 2007
An optical actuator according to this invention includes a focusing lens for focusing a laser beam on a information disk, a lens holder for holding the focusing lens, a focusing coil for driving the focusing lens in an axial direction of the laser beam, a tracking coil for driving the
6839899 Optical element driving device having two permanent magnets and one magnetic substance January 4, 2005
Tracking coils are fixed on side surfaces of a lens holder and a magnetic substance of axisymmetric shape is fixed on a lower surface of the lens holder, being sandwiched by a focusing coil. Moreover, end portions of the magnetic substance are opposed to respective N-pole surfaces of per










 
 
  Recently Added Patents
End-of-session authentication
Tuning peg for a stringed instrument
Direct file transfer between subscribers of a communications systems
Stacked type semiconductor memory device and chip selection circuit
Dental composition, kit of parts and use thereof
Light irradiation element, image forming structure, and image forming apparatus
Direct connect single layer touch panel
  Randomly Featured Patents
Tension transducer
Methods for the preparation of taxanes using oxazolidine intermediates
Display image quality measuring system
Audio synthesizing systems and methods
Continuous casting mold arrangement
Methods and devices for high network availability
Part bottom seal of chain of gusseted bags and machine therefor
Thermal therapy sleeve
Process and apparatus for printing on flat individual articles
Self-aligning connection device of detachable type