| Patent | Date |
|---|
Disk unit, magnetic disk unit and information storage unit
Grant 8,424,081 - Watanabe April 16, 2 | 2013-04-16 |
Disk drive including a host interface supporting different sizes of data sectors and method for writing data thereto
Grant 8,291,190 - Watanabe , et al. October 16, 2 | 2012-10-16 |
Data storage device and management method of cryptographic key thereof
Grant 8,239,691 - Watanabe , et al. August 7, 2 | 2012-08-07 |
Hard disk drive with certification function
Grant 8,065,516 - Watanabe , et al. November 22, 2 | 2011-11-22 |
Disk Drive Including A Host Interface Supporting Different Sizes Of Data Sectors And Method For Writing Data Thereto
App 20110072232 - Watanabe; Yoshiju ; et al. | 2011-03-24 |
Data-storage Device And Analysis Method For Data-storage Device
App 20100149684 - KOJIMA; Akira ; et al. | 2010-06-17 |
Data storage device and management method of cryptographic key thereof
App 20100031061 - Watanabe; Yoshiju ; et al. | 2010-02-04 |
Magnetic disk drive and magnetic disk medium
App 20090015960 - Satoh; Naoki ; et al. | 2009-01-15 |
Magnetic disk drive and magnetic disk medium
Grant 7,408,733 - Satoh , et al. August 5, 2 | 2008-08-05 |
Data recording device, and data management method
App 20080075282 - Watanabe; Yoshiju ; et al. | 2008-03-27 |
Storage device, controller for storage device, and storage device control method
App 20070226412 - Morino; Harumi ; et al. | 2007-09-27 |
Coding device and decoding device
Grant 7,268,707 - Takashi , et al. September 11, 2 | 2007-09-11 |
Disk unit, magnetic disk unit and information storage unit
App 20070192852 - Watanabe; Yoshiju | 2007-08-16 |
Data synchronizing signal detector, signal processing device using the detector, information recording and reproducing apparatus having the detector and the device, data synchronizing signal detecting method, and information recording medium for using in the method
Grant 7,256,953 - Watanabe , et al. August 14, 2 | 2007-08-14 |
Hard disk drive with certification function
App 20070083704 - Watanabe; Yoshiju ; et al. | 2007-04-12 |
Decoding apparatus and decoding method
Grant 7,199,955 - Hirano , et al. April 3, 2 | 2007-04-03 |
Data synchronizing signal detecting device
Grant 7,184,505 - Watanabe February 27, 2 | 2007-02-27 |
Magnetic disk drive and magnetic disk medium
App 20060227451 - Satoh; Naoki ; et al. | 2006-10-12 |
Coding device and decoding device
App 20060220931 - Takashi; Terumi ; et al. | 2006-10-05 |
Information recording and reproducing method and information recording and reproducing device
Grant 7,099,250 - Watanabe August 29, 2 | 2006-08-29 |
Data synchronization detection device, information recording device, information reproduction device, information recording format, signal processing device, information recording and reproducing device, and information recording medium
Grant 7,039,141 - Watanabe , et al. May 2, 2 | 2006-05-02 |
Data synchronization detection method, information recording method, and information reproduction method
Grant 7,020,833 - Watanabe , et al. March 28, 2 | 2006-03-28 |
Error detecting method and device, information storing and reproducing device and magnetic disk drive
Grant 6,976,196 - Watanabe December 13, 2 | 2005-12-13 |
Signal processing technique for preventing delay in read time from retry operations
Grant 6,972,917 - Maeda , et al. December 6, 2 | 2005-12-06 |
Magnetic disk drive with a use time limiting function
App 20050219731 - Watanabe, Yoshiju | 2005-10-06 |
Signal processing method and apparatus and disk device using the method and apparatus
App 20050117871 - Watanabe, Yoshiju ; et al. | 2005-06-02 |
Data synchronizing signal detecting device
App 20050053181 - Watanabe, Yoshiju | 2005-03-10 |
Signal processing method and apparatus and disk device using the method and apparatus
Grant 6,856,660 - Watanabe , et al. February 15, 2 | 2005-02-15 |
Information recording and reproducing method and information recording and reproducing device
App 20050028042 - Watanabe, Yoshiju | 2005-02-03 |
Data synchronizing signal detector, signal processing device using the detector, information recording and reproducing apparatus having the detector and the device, data synchronizing signal detecting method, and information recording medium for using in the method
App 20050007684 - Watanabe, Yoshiju ; et al. | 2005-01-13 |
Information recording and reproducing method and information recording and reproducing device
Grant 6,829,206 - Watanabe December 7, 2 | 2004-12-07 |
Data synchronizing signal detecting device
Grant 6,823,030 - Watanabe November 23, 2 | 2004-11-23 |
Data Synchronizing Signal Detector, Signal Processing Device Using The Detector, Information Recording And Reproducing Apparatus Having The Detector And The Device, Data Synchronizing Signal Detecting Method, And Information Recording Medium For Using In The Method
Grant 6,791,777 - Watanabe , et al. September 14, 2 | 2004-09-14 |
Decoding apparatus and decoding method
App 20040156136 - Hirano, Akihiko ; et al. | 2004-08-12 |
Decoding apparatus and decoding method
Grant 6,704,154 - Hirano , et al. March 9, 2 | 2004-03-09 |
Signal processing circuit and information recording/reproducing apparatus using the same, and method for optimizing coefficients of equalizer circuit
Grant 6,661,594 - Satoh , et al. December 9, 2 | 2003-12-09 |
Error detecting method and device, information storing and reproducing device and magnetic disk drive
App 20030182606 - Watanabe, Yoshiju | 2003-09-25 |
Signal processing circuit and information recording/reproducing apparatus using the same, and method for optimizing coefficients of equalizer circuit
App 20030035236 - Satoh, Naoki ; et al. | 2003-02-20 |
Data synchronizing signal detecting device
App 20030012319 - Watanabe, Yoshiju | 2003-01-16 |
Information write/read device and data read method
App 20020135916 - Maeda, Hideaki ; et al. | 2002-09-26 |
Data synchronization detection device, information recording device, information reproduction device, information recording format, signal processing device, information recording and reproducing device, and information recording medium
App 20020048327 - Watanabe, Yoshiju ; et al. | 2002-04-25 |
Data synchronization detection method, information recording method, and information reproduction method
App 20020049954 - Watanabe, Yoshiju ; et al. | 2002-04-25 |
Decoding apparatus and decoding method
App 20020030913 - Hirano, Akihiko ; et al. | 2002-03-14 |
Data synchronizing signal detector, signal processing device using the detector, information recording and reproducing apparatus having the detector and the device, data synchronizing signal detecting method, and information recording medium for using in the method
App 20010043417 - Watanabe, Yoshiju ; et al. | 2001-11-22 |
Equalizer and magnetically recorded-signal reproducer
Grant 6,304,402 - Nishida , et al. October 16, 2 | 2001-10-16 |
Data synchronizing signal detecting device
App 20010022825 - Watanabe, Yoshiju | 2001-09-20 |
Signal processing circuit and information recording/reproducing apparatus using the same, and method for optimizing coefficients of equalizer circuit
App 20010009483 - Satoh, Naoki ; et al. | 2001-07-26 |
Data synchronizing signal detecting device
Grant 6,125,156 - Watanabe September 26, 2 | 2000-09-26 |
Equalizer having a processing unit for selecting a coefficient out of a coefficient table
Grant 5,970,091 - Nishida , et al. October 19, 1 | 1999-10-19 |
Signal processing circuit and information recording/reproducing apparatus using the same, and method for optimizing coefficients of equalizer circuit
Grant 5,818,655 - Satoh , et al. October 6, 1 | 1998-10-06 |
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