KT

Keishi Tamura

HI Hitachi: 39 patents #529 of 28,497Top 2%
Overall (All Time): #82,936 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
10394662 Storage apparatus and storage apparatus migration method Taiki KONO, Hidenori Suzuki, Kunihiko Nashimoto, Shigeo Homma, Toru Suzuki +5 more 2019-08-27
10248511 Storage system having multiple local and remote volumes and multiple journal volumes using dummy journals for sequence control Ryunosuke Kamimoto, Hideo Saito, Azusa Jin, Takahiko Takeda, Takashi Sakaguchi +1 more 2019-04-02
10191685 Storage system, storage device, and data transfer method Yohey Ishikawa, Hideo Saito, Tomohiro Kawaguchi, Ken Tokoro, Abhishek Johri 2019-01-29
10140035 Method for appropriately controlling duplicated volumes in virtual volume subsystems Tomohiro Takei, Yohey Ishikawa, Hideo Saito, Ken Tokoro, Tomohiro Kawaguchi 2018-11-27
9846619 Storage apparatus and storage apparatus migration method Taiki KONO, Hidenori Suzuki, Kunihiko Nashimoto, Shigeo Homma, Toru Suzuki +5 more 2017-12-19
9680933 Computer system Shin Nishihara, Kunihiko Nashimoto 2017-06-13
9311012 Storage system and method for migrating the same Daisuke Tanaka 2016-04-12
9152337 Storage apparatus and storage apparatus migration method Taiki KONO, Hidenori Suzuki, Kunihiko Nashimoto, Shigeo Homma, Toru Suzuki +5 more 2015-10-06
9092142 Storage system and method of controlling the same Kunihiko Nashimoto, Hideo Saito 2015-07-28
9021224 Method and apparatus for enhanced computer security Daisuke Tanaka 2015-04-28
9003145 Management server and data migration method Kenichi Sawa, Satoru Ozaki 2015-04-07
8904133 Storage apparatus and storage apparatus migration method Taiki KONO, Hidenori Suzuki, Kunihiko Nashimoto, Shigeo Homma, Toru Suzuki +5 more 2014-12-02
8832386 Management server and data migration method Kenichi Sawa, Satoru Ozaki 2014-09-09
8086768 Storage system and control method of storage system Yutaka Watanabe 2011-12-27
7966448 Storage apparatus and data writing method Dai Taninaka 2011-06-21
7844794 Storage system with cache threshold control Jun Matsuda, Mikio Fukuoka 2010-11-30
7769968 Storage control system Satoru Ozaki, Hisao Homma, Kiichiro Urabe, Yoshihito Nakagawa 2010-08-03
7707357 Storage control system and method having first and second channel control sections which convert file level data to block level data, judge whether block level data is to be stored in external storage and identifies save destination address of file level data based on metadata Junichi Iida, Hiroki Kanai 2010-04-27
7673107 Storage system and storage control device Katsuhiro Okumoto, Yoshihito Nakagawa, Hisao Honma 2010-03-02
7636818 Storage virtualization system and method Hisao Homma 2009-12-22
7587567 Storage control system Katsuhiro Uchiumi, Hiroshi Kuwabara 2009-09-08
7526618 Storage control system Satoru Ozaki, Hisao Homma, Kiichiro Urabe, Yoshihito Nakagawa 2009-04-28
7519786 Storage system, storage access restriction method and computer program product Kenji Sekine, Dai Taninaka 2009-04-14
7493466 Virtualization system for virtualizing disks drives of a disk array system Shinichi Nakayama, Katsuhiro Uchiumi 2009-02-17
7475213 Storage control system and storage control method Jun Matsuda, Mikio Fukuoka 2009-01-06