TH

Tohru Hasegawa

IBM: 29 patents #91 of 10,623Top 1%
Overall (2018): #638 of 503,207Top 1%
29
Patents 2018

Issued Patents 2018

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
10162527 Scalable and efficient access to and management of data and resources in a tiered data storage system Atsushi Abe, Takashi Ashida, Mathias Bjoerkqvist, Takeshi Ishimoto, Hiroshi Itagaki +3 more 2018-12-25
10152993 Save block data to tape in a reverse order Noriko Yamamoto, Tsuyoshi Miyamura, Shinsuke Mitsuma, Sosuke Matsui, Hiroshi Itagaki 2018-12-11
10134427 Storing data on unused areas of a storage medium Atsushi Abe 2018-11-20
10133487 Provision of information about fragmentation of file on sequential access medium Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-11-20
10120612 Apparatus, method, and program product for tape copying Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-11-06
10089481 Securing recorded data Hiroshi Itagaki, Shinsuke Mitsuma, Noriko Yamamoto, Terue Watanabe 2018-10-02
10078466 Writing files to a storage medium Masayuki Iwanaga, Yutaka Oishi 2018-09-18
10073631 Recalling files stored on a tape Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-09-11
10073632 Recalling files stored on a tape Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-09-11
10067943 Reducing read operations and branches in file system policy checks Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-09-04
10067700 Storing meta-information on tape recording systems Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe, Noriko Yamamoto 2018-09-04
10049194 Control access to function of information device Yutaka Oishi, Masao Takayama 2018-08-14
10042556 Reclamation of storage medium Masayuki Iwanaga, Yutaka Oishi 2018-08-07
10025792 Method for divisionally managing files on a user basis, and a storage system and computer program product thereof Takashi Ashida, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe 2018-07-17
9997193 Selective index writing prior to unthreading a magnetic recording tape Masayuki Iwanaga, Yutaka Oishi 2018-06-12
9996459 Reclaiming of sequential storage medium Masayuki Iwanaga, Yutaka Oishi 2018-06-12
9965189 Writing data spanning plurality of tape cartridges Masayuki Iwanaga, Yutaka Oishi 2018-05-08
9952770 Responding to recall operations based on file migration time Masayuki Iwanaga, Yutaka Oishi 2018-04-24
9947355 Encoding information on tape using write offset gaps Masayuki Iwanaga, Yutaka Oishi 2018-04-17
9946487 Method of moving files in hierarchical storage system Masayuki Iwanaga, Yutaka Oishi 2018-04-17
9940061 Method of moving files in hierarchical storage system Masayuki Iwanaga, Yutaka Oishi 2018-04-10
9940338 Efficiency of file synchronization in a linear tape file system Takashi Ashida, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe 2018-04-10
9916323 Support for worm cartridges realized by linear tape file system (LTFS) Hironobu Nagura, Kazuhiro Ozeki 2018-03-13
9910617 Data updating in a file system Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-03-06
9910859 Support for WORM cartridges realized by linear tape file system (LTFS) Hironobu Nagura, Kazuhiro Ozeki 2018-03-06