SY

Shigenori Yanagi

Fujitsu Limited: 111 patents #25 of 24,456Top 1%
TD Toshiba Storage Device: 7 patents #2 of 150Top 2%
NT NTT: 4 patents #1,310 of 4,871Top 30%
Overall (All Time): #10,396 of 4,157,543Top 1%
118
Patents All Time

Issued Patents All Time

Showing 26–50 of 118 patents

Patent #TitleCo-InventorsDate
7321477 Disk control apparatus, disk control method, and computer product Atsushi Suzuki, Yukio Abe 2008-01-22
7277364 Magneto-optical recording medium device Nobuyuki Nankumo, Takehiko Numata 2007-10-02
7248040 Disk testing apparatus, disk testing method, computer-readable recording medium that stores a disk testing program, and disk apparatus including a disk to be tested Masaki Makifuchi 2007-07-24
7095690 Write and/or erase method and storage apparatus Toru Ikeda 2006-08-22
7072259 Recording medium and information storage apparatus 2006-07-04
7031242 Method of controlling rotation of optical recording medium at two or more rotational speeds, and storage apparatus employing same method Takashi Masaki, Toru Ikeda 2006-04-18
6999260 Shock detection device, disk drive, shock detection method, and shock detection program Yukio Abe 2006-02-14
6985419 Tracking control method and storage apparatus Toru Ikeda, Takashi Masaki 2006-01-10
6947361 Data reproduction apparatus, data recording and reproduction apparatus, and method for reproducing recorded data Satoshi Furuta 2005-09-20
6934242 Recording medium and information storage apparatus 2005-08-23
6920092 Seek control method and storage apparatus Toshio Kuriuzawa 2005-07-19
6917567 Coil driving system, information storage apparatus, and driving method Masatsugu Nishida 2005-07-12
6870801 Track servo control method, track servo controller and optical storage device Yoshiaki Ikai, Tomonori Yamashita 2005-03-22
6870803 Information storage apparatus and information reproducing method for reducing cross talk from a region adjacent a recorded information mark Yuji Karakawa 2005-03-22
6845065 Magneto-optical recording medium processing apparatus Wataru Tsukahara 2005-01-18
6831884 Clock adjusting device for use with data reproducing apparatus, offset detecting device, and data reproducing apparatus Kenichi Hamada, Satoshi Furuta 2004-12-14
6804183 Rotation control method for controlling rotation of media having zones in radial direction and employing ZCAV system, and storage apparatus using the rotation control method Toru Ikeda, Miyozo Maeda 2004-10-12
6765849 Method and apparatus for reproducing data from a recording medium using light beam with adjustable power Yuji Karakawa 2004-07-20
6697310 Storage apparatus and calibrating method Toshio Kuriuzawa 2004-02-24
6687194 Optical storing apparatus and reproducing method for correcting read errors Shinya Kobayashi, Teruji Yamakawa, Kiyomi Imamura 2004-02-03
6671240 Defective region processing apparatus, defective region processing method, and information storage device Yuji Karakawa 2003-12-30
6633512 Magneto-optical information storage apparatus and information storage method with function of updating default value of applied magnetic field Shinya Kobayashi 2003-10-14
6628581 Servo control method and servo controller of a storage device, and its storage device Wataru Tsukahara 2003-09-30
6574177 Data read method for remedying low-quality read data and storage apparatus employing such a data read method Hiroshi Tani 2003-06-03
6526014 Optical storage apparatus Takashi Masaki 2003-02-25