ET

Eiji Tosaka

IBM: 23 patents #4,681 of 70,183Top 7%
Overall (All Time): #181,784 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11635903 Cloud data migration Koichi Masuda, Shinsuke Mitsuma, Naoki Imai, Yuki Asakura 2023-04-25
11630738 Automatic objective-based compression level change for individual clusters Koichi Masuda, Kousei Kawamura, Shinsuke Mitsuma, Ryohta Kawase, Sosuke Matsui 2023-04-18
11442627 Data compression utilizing low-ratio compression and delayed high-ratio compression Ryohta Kawase, Kousei Kawamura, Koichi Masuda, Shinsuke Mitsuma 2022-09-13
10909087 Rollback on a sequential storage medium to a specific point in time Atsushi Abe 2021-02-02
10642736 Efficient cache memory having an expiration timer 2020-05-05
10248563 Efficient cache memory having an expiration timer 2019-04-02
10162564 Selecting a virtual tape server in a storage system to provide data copy while minimizing system job load Norie Iwasaki, Katsuyoshi Katori, Takeshi Nohta, Kohei Taguchi 2018-12-25
10082977 Storing data in storage area Katsuyoshi Katori, Yutaka Oishi 2018-09-25
9886211 Selecting a virtual tape server in a storage system to provide data copy while minimizing system job load Norie Iwasaki, Katsuyoshi Katori, Takeshi Nohta, Kohei Taguchi 2018-02-06
9836237 Storing data in storage area Katsuyoshi Katori, Yutaka Oishi 2017-12-05
9733865 Delay mechanism on fibre channel Katsuyoshi Katori, Yutaka Oishi 2017-08-15
9710336 File deduplication in a file system 2017-07-18
9612917 Systems and methods for backing up storage volumes in a storage system Norie Iwasaki, Katsuyoshi Katori, Hiroyuki Miyoshi, Takeshi Nohta 2017-04-04
9477422 Selecting a virtual tape server in a storage system to provide data copy while minimizing system job load Norie Iwasaki, Katsuyoshi Katori, Takeshi Nohta, Kohei Taguchi 2016-10-25
9454988 Tape storage device Takeshi Nohta 2016-09-27
9256610 File deduplication in a file system 2016-02-09
9135128 Systems and methods for backing up storage volumes in a storage system Norie Iwasaki, Katsuyoshi Katori, Hiroyuki Miyoshi, Takeshi Nohta 2015-09-15
8873186 Tape storage device Takeshi Nohta 2014-10-28
8812460 File deduplication in a file system 2014-08-19
8745333 Systems and methods for backing up storage volumes in a storage system Norie Iwasaki, Katsuyoshi Katori, Hiroyuki Miyoshi, Takeshi Nohta 2014-06-03
8595430 Managing a virtual tape library domain and providing ownership of scratch erased volumes to VTL nodes Norie Iwasaki, Katsuyoshi Katori, Hiroyuki Miyoshi, Takeshi Nohta 2013-11-26
8484419 Systems and methods for backing up storage volumes in a storage system Norie Iwasaki, Katsuyoshi Katori, Hiroyuki Miyoshi, Takeshi Nohta 2013-07-09
8037346 Avoiding a part of tape where error occurs by computing a number of records and a number of boundary marks included in an error data unit Takashi Katagiri, Katsumi Yoshimura 2011-10-11