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Magneto-optical data recording/reproducing method
Grant 7,227,818 - Toda , et al. June 5, 2 | 2007-06-05 |
Method and apparatus for optical head and optical information reproducing
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Information transmission system and information transmission apparatus
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Optical head arrangements with single substrate lasers
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Method and apparatus for optical recording and reproducing with tracking servo reducing track offset
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Laser module and optical head
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Method and apparatus for optical head and optical information reproducing
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Method and apparatus optical head and optical information reproducing
App 20050183643 - Arikawa, Kouji ; et al. | 2005-08-25 |
Remote monitoring system
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Information transmission system and information transmission apparatus
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Remote display protocol, video display system, and terminal equipment
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Method and apparatus for reading and writing information onto and from information recording disks
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Communications terminal
App 20040233180 - Hiroi, Kazushige ; et al. | 2004-11-25 |
Optical head
App 20040190427 - Ide, Tatsuro ; et al. | 2004-09-30 |
Objective lens optical system, optical head and optical information reproduction apparatus
Grant 6,791,934 - Shimano , et al. September 14, 2 | 2004-09-14 |
Optical lens for optical disc drive with aberration suppression for recording/reproducing for a plurality of optical disc types
Grant 6,785,203 - Maruyama , et al. August 31, 2 | 2004-08-31 |
Laser module, optical head and optical information recording and reproducing apparatus
Grant 6,778,486 - Arikawa , et al. August 17, 2 | 2004-08-17 |
Method and apparatus for optical head and optical information reproducing
App 20040120245 - Arikawa, Kouji ; et al. | 2004-06-24 |
Method and apparatus for optical head and optical information reproducing
Grant 6,714,506 - Arikawa , et al. March 30, 2 | 2004-03-30 |
Optical head and optical information media recording/reproduction apparatus using the same
App 20040022141 - Nakamura, Shigeru ; et al. | 2004-02-05 |
Objective lens optical system, optical head and optical information reproduction apparatus
App 20030076767 - Shimano, Takeshi ; et al. | 2003-04-24 |
Method and apparatus for reading and writing information onto and from information recording disks
App 20020105872 - Sasaki, Manabu ; et al. | 2002-08-08 |
Method for recording information, apparatus for recording information and information recording medium
App 20020031074 - Miyamoto, Makoto ; et al. | 2002-03-14 |
Optical head and information recording and reproducing apparatus using it
App 20020012302 - Arikawa, Kouji ; et al. | 2002-01-31 |
Optical disc drive
App 20010043549 - Maruyama, Koichi ; et al. | 2001-11-22 |
Objective lens for optical disc drive
App 20010028626 - Maruyama, Koichi ; et al. | 2001-10-11 |
Optical head and optical disk device using the same
App 20010024418 - Nakamura, Shigeru ; et al. | 2001-09-27 |
Wobble signal detecting circuit, wobble abnormality detecting circuit, information processing apparatus using these circuits and method and recording medium used in the apparatus or method
Grant 6,088,307 - Fushimi , et al. July 11, 2 | 2000-07-11 |
Recording and reproducing device for recording and reproducing information from different kinds of storage media having different sector formats
Grant 5,953,513 - Saiki , et al. September 14, 1 | 1999-09-14 |
Recording method using trial write test pattern
Grant 5,732,061 - Kirino , et al. March 24, 1 | 1998-03-24 |
Optical disk apparatus and recording and reading method for an optical disk using the same
Grant 5,703,855 - Kirino , et al. December 30, 1 | 1997-12-30 |
Mark length recording system with trial writing to maximize recording power and error recovery
Grant 5,668,787 - Shigematsu , et al. September 16, 1 | 1997-09-16 |
Magnetooptic disc apparatus and recording medium
Grant 5,642,343 - Toda , et al. June 24, 1 | 1997-06-24 |
Method for controlling the farm of a magnetic domain of a magneto-optical disk using pre-write testing
Grant 5,513,165 - Ide , et al. April 30, 1 | 1996-04-30 |
Light modulation method for forming a mark in magneto-optical recording system
Grant 5,457,666 - Toda , et al. October 10, 1 | 1995-10-10 |
Optical recording/reproducing apparatus with light beam deflection means including wedge-shaped prism
Grant 5,278,813 - Ohnishi , et al. January 11, 1 | 1994-01-11 |
Automatic gain control method and apparatus in optical disk system
Grant 5,124,967 - Isaka , et al. June 23, 1 | 1992-06-23 |
Apparatus for optical disc memory with correction pattern and master disc cutting apparatus
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Magneto-optic memory apparatus with defect detection of recording medium during erasing operation
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Optical disc access method and optical disk storage using coarse and fine actuators
Grant 4,866,687 - Kasai , et al. September 12, 1 | 1989-09-12 |
Optical memory apparatus using an optical disc having guide-grooves of V-shape and predetermined optical depth and access method therefor
Grant 4,835,756 - Kaku , et al. May 30, 1 | 1989-05-30 |
Method and apparatus for compensating variation of read data in an optical data storage
Grant 4,835,759 - Saito , et al. May 30, 1 | 1989-05-30 |
Apparatus for storing and retrieving information using an electron beam
Grant 4,817,053 - Ikeda , et al. March 28, 1 | 1989-03-28 |
Optical information processing apparatus
Grant 4,807,210 - Kaku , et al. February 21, 1 | 1989-02-21 |
Information recording apparatus for recording/reproducing information by irradiating an information recording medium with an energy beam
Grant 4,806,952 - Nishida , et al. February 21, 1 | 1989-02-21 |
Method and apparatus for controlling renewal of data in optical disc memory
Grant 4,788,672 - Toyooka , et al. November 29, 1 | 1988-11-29 |
Information recording member
Grant 4,769,311 - Terao , et al. * September 6, 1 | 1988-09-06 |
Method and apparatus for tracking servo system
Grant 4,751,695 - Kaku , et al. June 14, 1 | 1988-06-14 |
Information recording disc
Grant 4,733,388 - Fujimoto , et al. March 22, 1 | 1988-03-22 |
Tracking servo setting method and apparatus
Grant 4,731,771 - Maeda , et al. March 15, 1 | 1988-03-15 |
Optical recording method
Grant 4,646,103 - Sugiyama , et al. February 24, 1 | 1987-02-24 |
Information recording member
Grant 4,637,976 - Terao , et al. January 20, 1 | 1987-01-20 |
Method of detecting light spot control signal
Grant 4,563,760 - Maeda , et al. January 7, 1 | 1986-01-07 |
Information recording apparatus having automatic focusing
Grant 4,556,965 - Tsunoda , et al. December 3, 1 | 1985-12-03 |
Information recording member and method of fabricating the same
Grant 4,434,429 - Terao , et al. February 28, 1 | 1984-02-28 |
Substrate of member for recording information with light and method of manufacturing the same
Grant 4,407,880 - Terao , et al. October 4, 1 | 1983-10-04 |
Recording medium
Grant 4,357,616 - Terao , et al. November 2, 1 | 1982-11-02 |
Optical head for a videodisc recorder/player
Grant 4,301,527 - Tsunoda , et al. November 17, 1 | 1981-11-17 |
Optical information recording apparatus
Grant 4,241,240 - Shigematsu , et al. December 23, 1 | 1980-12-23 |
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