TT

Takahiko Takeda

HI Hitachi: 20 patents #1,757 of 28,497Top 7%
Overall (All Time): #221,915 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10664193 Storage system for improved efficiency of parity generation and minimized processor load Kenta Shinozuka, Isamu Kurokawa, Sho Sawada 2020-05-26
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, Keishi Tamura, Takashi Sakaguchi +1 more 2019-04-02
9058305 Remote copy method and remote copy system Ryusuke Ito, Yusuke Hirakawa, Yoshihiro Asaka, Takashi Kaga, Hiroshi Arakawa +1 more 2015-06-16
8943025 Data replication among storage systems Yusuke Hirakawa, Hiroshi Arakawa, Takao Sato 2015-01-27
8566284 Data replication among storage systems Yusuke Hirakawa, Hiroshi Arakawa, Takao Sato 2013-10-22
8549349 Storage controller and storage control method Atsushi Yuhara, Masao Nakano, Takao Sato, Kazunobu Ohashi 2013-10-01
8312186 Storage subsystem Takashi Ochi, Yasuhiko Yamaguchi 2012-11-13
8239344 Data replication among storage systems Yusuke Hirakawa, Hiroshi Arakawa, Takao Sato 2012-08-07
8234471 Remote copy method and remote copy system Ryusuke Ito, Yusuke Hirakawa, Yoshihiro Asaka, Takashi Kaga, Hiroshi Arakawa +1 more 2012-07-31
8135671 Data replication among storage systems Yusuke Hirakawa, Hiroshi Arakawa, Takao Sato 2012-03-13
7958324 Computer system and command execution frequency control method Ken Tokoro 2011-06-07
7913112 Storage controller and storage control method Atsushi Yuhara, Masao Nakano, Takao Sato, Kazunobu Ohashi 2011-03-22
7603519 Storage system and method of controlling the same Ryusuki Ito, Keiichi Kaiya 2009-10-13
7418565 Remote e copy system and a remote copy method utilizing multiple virtualization apparatuses Yoshihiro Asaka, Kenji Yamagami, Katsuyoshi Suzuki, Tetsuya Shirogane 2008-08-26
7337244 Data transfer apparatus, storage device control apparatus and control method using storage device control apparatus Masayuki Furukawa 2008-02-26
7076620 Data processing system including storage systems Yoshihiro Asaka, Kenji Yamagami, Katsuyoshi Suzuki, Tetsuya Shirogane 2006-07-11
7069400 Data processing system Toru Suzuki, Hidenori Suzuki 2006-06-27
7003634 System and method for creating logical pairs of storage devices in a multiprocessor environment Ryusuke Ito, Keiichi Kaiya 2006-02-21
6892203 Method, apparatus and system for remote file sharing Naohisa Kasako, Shigeru Kishiro 2005-05-10
6810469 Storage system and method for data transfer between storage systems Masanao Tsuboki, Masamitsu Takahashi, Katsunori Nakamura 2004-10-26