EK

Eiju Katsuragi

HI Hitachi: 26 patents #1,179 of 28,497Top 5%
Overall (All Time): #153,507 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11379327 Storage system and rebuilding method for storage system Sho Sawada, Hidenori Suzuki, Shintarou Inoue, Hiroki Fujii 2022-07-05
10846234 Storage control system and storage control method Yusuke Saito, Toshiya Seki, Yutaka Ohshima, Katsuya Sato, Noboru Morishita +1 more 2020-11-24
9256490 Storage apparatus, storage system, and data management method Ai Satoyama, Hiroaki Akutsu, Mikio Fukuoka 2016-02-09
8984352 Storage control apparatus and control method of storage control apparatus 2015-03-17
8775730 Storage apparatus and method for arranging storage areas and managing error correcting code (ECC) groups Shintaro Inoue, Yutaka Takata, Mikio Fukuoka 2014-07-08
8627038 Storage controller and storage control method Toshiya Seki, Takashi Sakaguchi 2014-01-07
8356157 Virtualization system and area allocation control method Shintaro Inoue, Yutaka Takata, Mikio Fukuoka, Hisaharu Takeuchi 2013-01-15
8234542 Storage controller and method for controlling input and output of data between a storage apparatus and a host computer 2012-07-31
8219774 Storage controller and storage control method Toshiya Seki, Takashi Sakaguchi 2012-07-10
8180989 Storage controller and storage control method Toshiya Seki, Takashi Sakaguchi 2012-05-15
8032731 Virtualization system and area allocation control method Shintaro Inoue, Yutaka Takata, Mikio Fukuoka, Hisaharu Takeuchi 2011-10-04
7966471 Storage controller and method for control of a data storage device Mikio Fukuoka 2011-06-21
7814289 Virtualization system and area allocation control method Shintaro Inoue, Yutaka Takata, Mikio Fukuoka, Hisaharu Takeuchi 2010-10-12
7681002 Storage controller and storage control method Toshiya Seki, Takashi Sakaguchi 2010-03-16
7627731 Storage apparatus and data management method using the same Shoji Sugino, Yoshinori Igarashi 2009-12-01
7451346 Storage control device and data recovery method for storage control device Mikio Fukuoka 2008-11-11
7418622 Storage control system and storage control method Takeki Okamoto, Mikio Fukuoka 2008-08-26
7376785 Storage device and write access processing method for storage device Mikio Fukuoka 2008-05-20
7293068 Method and system for storing duplicate data Toshio Nakano, Yoshinori Okami, Takao Satoh 2007-11-06
7117387 Method and apparatus for writing data and validating data in a recording medium Takao Sato, Mikio Fukuoka, Hisaharu Takeuchi 2006-10-03
7028216 Disk array system and a method of avoiding failure of the disk array system Masaki Aizawa, Mikio Fukuoka, Takeki Okamoto 2006-04-11
6970973 Disk array system having an extended load balancing function Mikio Fukuoka, Takao Sato 2005-11-29
6961816 Disk array device with selectable method for generating redundant data Mikito Ogata, Akira Kurano, Toshihiko Tamiya, Akira Yamamoto, Naoya Takahashi 2005-11-01
6604172 Disk array device with selectable method for generating redundant data Mikito Ogata, Akira Kurano, Toshihiko Tamiya, Akira Yamamoto, Naoya Takahashi 2003-08-05
6463505 Disk array device with selectable method for generating redundant data Mikito Ogata, Akira Kurano, Toshihiko Tamiya, Akira Yamamoto, Naoya Takahashi 2002-10-08