Inventor
TAGUCHI TOYOKI
JP23 patents
Patents
23 patentsUS6529536B1Mar 4, 2003
Laser drive circuit and recording apparatus using the same
TOSHIBA KK19 citations92
US6489600B1Dec 3, 2002
High-frequency current generating circuit and control device for controlling light intensity of laser diode
TOSHIBA KK29 citations92
US6320890B1Nov 20, 2001
Laser driving circuit capable of stably controlling laser output
TOSHIBA KK26 citations92
US6177814B1Jan 23, 2001
Semiconductor integrated circuit device
TOSHIBA KK22 citations92
US6011768AJan 4, 2000
Laser light control circuit, optical pickup unit and optical pickup device incorporating the same
TOSHIBA KK31 citations92
US5776574AJul 7, 1998
Optical recording medium and optical recording/reproducing apparatus
TOSHIBA KK28 citations92
US5475210ADec 12, 1995
Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device
TOSHIBA KK39 citations92
US5172357ADec 15, 1992
Phase-synchronous controller for production of reference clock signal in optical disk drive system
TOSHIBA KK44 citations92
US5097473AMar 17, 1992
Stabilized-feedback control device for semiconductor lasers
TOSHIBA KK30 citations92
US6111901AAug 29, 2000
Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus
TOSHIBA KK31 citations91
US5848044ADec 8, 1998
Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus
TOSHIBA KK35 citations91
US6345062B1Feb 5, 2002
Semiconductor laser control circuit, semiconductor laser apparatus, information recording/reproduction apparatus and image recording apparatus
TOSHIBA KK43 citations89
USRE37524EJan 22, 2002
Device for driving a semiconductor laser by a plurality of driving elements
TOSHIBA KK17 citations84
US6855919B2Feb 15, 2005
High-frequency current generating circuit and control device for controlling light intensity of laser diode
TOSHIBA KK7 citations74
US6501775B2Dec 31, 2002
Semiconductor laser driving circuit and semiconductor laser device
TOSHIBA KK9 citations74
USRE35766EApr 7, 1998
Stabilized-feedback control device for semiconductor lasers
TOSHIBA KK6 citations74
US5694409ADec 2, 1997
Device for driving a semiconductor laser by a plurality of driving elements
TOSHIBA KK17 citations74
US5579329ANov 26, 1996
Semiconductor laser apparatus, information recording/reproducing apparatus and image recording apparatus
TOSHIBA KK18 citations74
US5431975AJul 11, 1995
Optical recording medium and optical recording/reproducing apparatus
TOSHIBA KK6 citations74
US5250796AOct 5, 1993
Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device
TOSHIBA KK13 citations74
US5740138AApr 14, 1998
Apparatus for recording information on a primary optical disk to manufacture optical disks
TOSHIBA KK12 citations73
US6888861B2May 3, 2005
Semiconductor laser apparatus, information recording/reproduction apparatus and image recording apparatus
TOSHIBA KK6 citations70
US5474826ADec 12, 1995
Optical recording medium and optical recording/reproducing apparatus
TOSHIBA KK4 citations63