U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Examiner: Danielsen, Nathan


Primary examiner statistics: 31 patents; average approval time: N/A
Assistant examiner statistics: 125 patents; average approval time: 129 days

Patents as Primary Examiner

Patent No. Patent Title:
8189434 Optical pickup unit and optical pickup device having same and inf...
8185920 Ejecting mechanism capable of preventing accidental touch and dis...
8181192 Disk apparatus and disk drive unit including a lock mechanism tha...
8169867 Optical disc drive apparatus
8166495 Optical pickup
8156512 Optical disc drive having impact absorbing mechanism
8156514 Auto balancing device and disc chucking device and disc driving d...
8149677 Optical pickup unit and optical disk apparatus having a phase-dif...
8146115 Optical disc drive with resilient member for reducing impact forc...
8132195 Disk device with shape identifier
8127322 Optical disc drive with main shaft having end portion of particul...
8122463 Electrostatic discharge protection device for optical disk drive
RE43179 Optical disk drive for discriminating types of optical disks
8117630 Optical disk player with head feeding mechanism
8111594 Optical disk drive and optical pickup having aberration correctio...
8111593 Objective lens drive and optical pickup apparatus
8112773 Disk transfer mechanism, and disk drive device
8107332 Drive apparatus for recording a write-once medium
8102752 Optical head and optical pickup device with a holder structure pr...
8098555 Optical disk device with coma aberration correction
8085629 Optical focus error offset to reduce radial to vertical crosstalk
8079040 Loading and unloading mechanism for data storage cartridge and da...
8068393 Optical disc apparatus including a divided photodetector
8069457 Auto-balancing device, turntable device, and disc driving device
8069454 Emergency ejection device for a slot-in disk drive
8069453 Transfer mechanism and device, and electronic device
8068388 Optical pick up and optical disc device having optical shield for...
8065692 Optical disk drive having supporting bracket and notebook compute...
8064318 Optical pickup apparatus with protected collimator lens
8045437 Method and device for recording marks representing data in an inf...
7987474 Disc ejecting device for slot-in type disc drive

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7768893 Recording medium, recording method, reproduction method, recordin...
7738340 Optical disk apparatus with aberration correcting part, and optic...
7719938 Optical disk recording/reproducing apparatus and optical disk rec...
7706217 Optical disc apparatus
7701818 Optical disk apparatus with controller for changing an amount of ...
7693015 Optical information recording device, optical information recordi...
7688697 High-density optical disc and recording/reproducing method thereo...
7684296 Information recording/reproducing apparatus having control circui...
7684293 Write once optical disc, and method and apparatus for recovering ...
7676819 Disk conveying apparatus
7676817 Media drive system having a plurality of queuing positions
7672204 Optical disc, method and apparatus for managing a defective area ...
7669211 Device for ejecting a disc form a disc player
7664006 Device for reading from or writing to optical recording media
7656765 Apparatus and method for controlling tracking servo in near field...
7656756 Coil rotation preventing structure for optical pick-up actuator
7649816 Optical disk recording system for recording visible images capabl...
7647601 Pickup drive mechanism and recording medium drive having the same
7636287 Reproduced signal equalizing method for optical information media...
7623419 Method and apparatus for measuring off-track detection sensitivit...
7619957 Method and device for recording marks representing data in an inf...
7610590 Optical disc apparatus
7607143 Tray mechanism for disk drive and disk drive using the same
7606131 Recording control and space area management apparatus and method ...
7599272 Method and apparatus for recording and reproducing multi-level in...
7596071 Objective lens, optical pickup, and optical information processin...
7583572 Apparatus and method for calibrating laser power in an optical di...
7581236 Chucking method of a disk apparatus and the disk apparatus
7577967 Flexible printed circuit for optical disk drive
7559068 Disk carrying device with guide base and arm roller
7558180 Light source apparatus provided with beam shaping element and opt...
7558163 Defect area management system and method for optical storage medi...
7555765 Disk cartridge with an inner rotor
7545709 Optical disk apparatus having servo parameter setting unit
7545721 Optical recording medium and recording apparatus, the medium incl...
7539091 Differential push-pull gain controlling method and apparatus to r...
7525882 Defect area management system and method for optical storage medi...
7523473 Disc shaped optical record carrier
7518970 Recording medium, recording method, reproduction method, recordin...
7518971 Recording medium, recording method, reproduction method, recordin...
 
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