HI

Hiroshi Itagaki

IBM: 15 patents #256 of 11,143Top 3%
Overall (2019): #3,864 of 560,194Top 1%
15
Patents 2019

Issued Patents 2019

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
10497394 Detecting damaged areas on magnetic tape based on measuring number of servo errors Noriko Yamamoto, Tsuyoshi Miyamura, Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma 2019-12-03
10453485 Increasing data storage capacity by reducing index entries Tsuyoshi Miyamura, Tohru Hasegawa, Noriko Yamamoto, Shinsuke Mitsuma, Sosuke Matsui 2019-10-22
10452305 Tape drive data reclamation Tsuyoshi Miyamura, Sosuke Matsui, Tohru Hasegawa, Noriko Yamamoto, Shinsuke Mitsuma 2019-10-22
10417100 File system for rolling back data on tape Takashi Ashida, Setsuko Masuda, Tsuyoshi Miyamura, Terue Watanabe 2019-09-17
10366052 Identifying partial update for tape file system Atsushi Abe, Tohru Hasegawa 2019-07-30
10346078 Method of writing a file to a plurality of media and a storage system thereof Tohru Hasegawa, Tsuyoshi Miyamura, Terue Watanabe 2019-07-09
10331348 Reading and writing via file system for tape recording system Takashi Ashida, Tohru Hasegawa, Shinsuke Mitsuma, Terue Watanabe 2019-06-25
10248352 Management of object location in hierarchical storage Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2019-04-02
10248335 Reducing a size of backup data in storage Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2019-04-02
10242709 Detecting damaged areas on magnetic tape based on measuring a number of servo errors Noriko Yamamoto, Tsuyoshi Miyamura, Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma 2019-03-26
10242707 Timing index writes to a tape medium Tohru Hasegawa, Tsuyoshi Miyamura, Sosuke Matsui, Shinsuke Mitsuma, Noriko Yamamoto 2019-03-26
10241703 Multivolume group management Tohru Hasegawa, Tsuyoshi Miyamura, Hiroki Nishiyama, Terue Watanabe 2019-03-26
10229718 Shortening the average reposition time to the beginning of files in a magnetic tape Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2019-03-12
10222994 Storing selected data in a stub file in a hierarchical storage management system Hiroshi Araki, Shinobu Fujihara, Tohru Hasegawa, Takeshi Ishimoto, Hiroyuki Miyoshi +1 more 2019-03-05
10168920 Duplexing file system data Atsushi Abe, Takashi Ashida, Tohru Hasegawa, Shinsuke Mitsuma, Terue Watanabe 2019-01-01