TH

Tohru Hasegawa

IBM: 200 patents #160 of 70,183Top 1%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
Globalfoundries: 1 patents #2,221 of 4,424Top 55%
Overall (All Time): #3,014 of 4,157,543Top 1%
210
Patents All Time

Issued Patents All Time

Showing 151–175 of 210 patents

Patent #TitleCo-InventorsDate
9946487 Method of moving files in hierarchical storage system Masayuki Iwanaga, Yutaka Oishi 2018-04-17
9940338 Efficiency of file synchronization in a linear tape file system Takashi Ashida, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe 2018-04-10
9940061 Method of moving files in hierarchical storage system Masayuki Iwanaga, Yutaka Oishi 2018-04-10
9916323 Support for worm cartridges realized by linear tape file system (LTFS) Hironobu Nagura, Kazuhiro Ozeki 2018-03-13
9910624 Data writing in a file system Hiroshi Itagaki, Shinsuke Mitsuma, Noriko Yamamoto, Terue Watanabe 2018-03-06
9910859 Support for WORM cartridges realized by linear tape file system (LTFS) Hironobu Nagura, Kazuhiro Ozeki 2018-03-06
9910617 Data updating in a file system Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-03-06
9891834 Writing data spanning plurality of tape cartridges Masayuki Iwanaga, Yutaka Oishi 2018-02-13
9858010 Writing files to a storage medium Masayuki Iwanaga, Yutaka Oishi 2018-01-02
9857985 Provision of information about fragmentation of file on sequential access medium Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2018-01-02
9851927 File management in a file system Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2017-12-26
9852756 Method of managing, writing, and reading file on tape Takashi Ashida, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe 2017-12-26
9830102 Method of writing a file to a plurality of media and a storage system thereof Hiroshi Itagaki, Tsuyoshi Miyamura, Terue Watanabe 2017-11-28
9830085 Recalling files stored on a tape Hiroshi Itagaki, Sosuke Matsui, Shinsuke Mitsuma, Tsuyoshi Miyamura, Noriko Yamamoto 2017-11-28
9772775 Scalable and efficient access to and management of data and resources in a tiered data storage system Slavisa Sarafijanovic, Takashi Ashida, Takeshi Ishimoto, Martin Petermann, Thomas D. Weigold +3 more 2017-09-26
9766835 Migration of data to sequential access medium Masayuki Iwanaga, Yutaka Oishi 2017-09-19
9766836 Migration of data to sequential access medium Masayuki Iwanaga, Yutaka Oishi 2017-09-19
9760305 Migration of data to sequential access medium Masayuki Iwanaga, Yutaka Oishi 2017-09-12
9753664 Method of detecting tampering of data in tape drive, and file system Takamasa Hirata, Naoki Imai, Masanori Kamiya, Yutaka Oishi 2017-09-05
9753659 Generating enumerated information in which a plurality of files are enumerated in a sequential medium Takamasa Hirata, Naoki Imai, Masanori Kamiya, Yutaka Oishi 2017-09-05
9733859 Method for writing file while spanning file over a plurality of tape cartridges Masayuki Iwanaga, Yutaka Oishi 2017-08-15
9720615 Writing data to sequential storage medium Masayuki Iwanaga, Yutaka Oishi 2017-08-01
9721610 Method of managing, writing, and reading file on tape Takashi Ashida, Hiroshi Itagaki, Shinsuke Mitsuma, Terue Watanabe 2017-08-01
9710474 Method and system for file relocation Masanori Kamiya 2017-07-18
9701476 Efficient distribution and selection of storage media in a storage medium library Takamasa Hirata, Naoki Imai, Masanori Kamiya, Yutaka Oishi 2017-07-11