HM

Hiromi Matsushige

HI Hitachi: 39 patents #529 of 28,497Top 2%
Overall (All Time): #83,415 of 4,157,543Top 3%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
7111081 Storage device having plural disk units and plural disk control units connected by control signal transmission cables that carry different control signals Hiroshi Suzuki, Masato Ogawa, Tomokazu Yokoyama, Testuya Inoue 2006-09-19
7100059 Disk array system having a first and second disk control unit each having cache memory, shared memory, a plurality of power units, a plurality of hard disks, and an AC/DC power supply Yasuhiro Sakakibara, Hiroshi Suzuki, Masato Ogawa 2006-08-29
7096286 Disk array device and method of changing the configuration of the disk array device Hiroshi Suzuki, Masato Ogawa, Tomokazu Yokoyama 2006-08-22
7069358 Disk array system and disk drive unit Yasuhiro Sakakibara, Hiroshi Suzuki, Masato Ogawa 2006-06-27
7051216 Disk array device and method of supplying power to disk array device Hiroshi Suzuki, Masato Ogawa, Tomokazu Yokoyama 2006-05-23
7051233 Method for backing up power supply of disk array device and system thereof Mitsuo Fukumori, Hiroshi Suzuki, Masato Ogawa, Tomokazu Yokoyama 2006-05-23
7047427 Disk subsystem Hiroshi Suzuki, Masato Ogawa, Tomokazu Yokoyama 2006-05-16
7023642 Storage system for monitoring disk drive spin-up and reducing start-up time Hiroshi Suzuki, Masato Ogawa 2006-04-04
5841303 Digital phase-locked loop circuit Terumi Takashi, Kazunori Iwabuchi, Minoru Kosuge, Hideki Miyasaka 1998-11-24
5625632 Magnetic disk drive including a data discrimination apparatus capable of correcting signal waveform distortion due to intersymbol interference Yoshiteru Ishida, Kazunori Iwabuchi, Hideyuki Yamakawa 1997-04-29
5572157 Digital phase-looked loop circuit Terumi Takashi, Kazunori Iwabuchi, Minoru Kosuge, Hideki Miyasaka 1996-11-05
5414571 Adaptive equalization circuit for magnetic recording apparatus having high error immunity Minoru Kosuge, Yasuhiro Shimura, Hideki Miyasaka, Satoshi Minoshima, Tsuguji Tachiuchi +3 more 1995-05-09
5231544 Method and apparatus for signal detection in a magnetic recording and reproducing apparatus 1993-07-27
4695909 Magnetic head assembly Kazuhiro Momata, Yoshinori Dekura, Tadashi Honzawa 1987-09-22