Issued Patents All Time
Showing 51–75 of 154 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11176964 | Optimized tape unmount operation | Tohru Hasegawa, Atsushi Abe, Shinsuke Mitsuma, Hiroshi Itagaki, Noriko Yamamoto +1 more | 2021-11-16 |
| 11175843 | Data storage system with generation rollback control | Tohru Hasegawa, Hiroshi Itagaki, Noriko Yamamoto, Shinsuke Mitsuma | 2021-11-16 |
| 11163500 | Caching files in a directory | Tohru Hasegawa, Hiroshi Itagaki, Noriko Yamamoto, Shinsuke Mitsuma | 2021-11-02 |
| 11152018 | Optimized tape unmount operation | Tohru Hasegawa, Shinsuke Mitsuma, Hiroshi Itagaki, Noriko Yamamoto, Sosuke Matsui | 2021-10-19 |
| 11132332 | Method to write data ahead to snapshot area to avoid copy-on-write | Sosuke Matsui, Tohru Hasegawa, Noriko Yamamoto, Shinsuke Mitsuma, Hiroshi Itagaki | 2021-09-28 |
| 11100003 | Tape drive with intelligent selection of wrap / track for temporarily storing flushed data | Eiji Ogura, Tomoko Taketomi | 2021-08-24 |
| 11056140 | High resolution tape directory recovery by writing a null data set | Setsuko Masuda, Hironobu Nagura | 2021-07-06 |
| 11048640 | Tape drive with intelligent selection of wrap / track for temporarily storing flushed data | Eiji Ogura, Tomoko Taketomi | 2021-06-29 |
| 11048639 | Tape drive with intelligent selection of wrap / track for temporarily storing flushed data | Eiji Ogura, Tomoko Taketomi | 2021-06-29 |
| 11042329 | Reordering a sequence of files based on compression rates in data transfer | Noriko Yamamoto, Hiroshi Itagaki, Tohru Hasegawa, Shinsuke Mitsuma | 2021-06-22 |
| 11037598 | Detecting damaged areas on magnetic tape based on measuring a number of servo errors | Noriko Yamamoto, Hiroshi Itagaki, Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma | 2021-06-15 |
| 11031041 | Detecting damaged areas on magnetic tape based on measuring a number of servo errors | Noriko Yamamoto, Hiroshi Itagaki, Tohru Hasegawa, Sosuke Matsui, Shinsuke Mitsuma | 2021-06-08 |
| 11016675 | Optimizing timing for data migration from old generation tapes to new generation tapes | Hiroshi Itagaki, Shinsuke Mitsuma, Tohru Hasegawa, Noriko Yamamoto, Sosuke Matsui | 2021-05-25 |
| 11010104 | Optimized tape drive unmounting | Tohru Hasegawa, Hiroshi Itagaki, Shinsuke Mitsuma, Noriko Yamamoto, Sosuke Matsui | 2021-05-18 |
| 10983716 | Writing data to tape medium | Shinsuke Mitsuma, Tohru Hasegawa, Noriko Yamamoto, Sosuke Matsui | 2021-04-20 |
| 10902872 | Managing index writes to a tape medium | Tohru Hasegawa, Hiroshi Itagaki, Shinsuke Mitsuma, Noriko Yamamoto, Sosuke Matsui | 2021-01-26 |
| 10884649 | Tape drive data reclamation | Sosuke Matsui, Tohru Hasegawa, Hiroshi Itakagi, Noriko Yamamoto, Shinsuke Mitsuma | 2021-01-05 |
| 10831624 | Synchronizing data writes | Shinsuke Mitsuma, Tohru Hasegawa, Hiroshi Itagaki, Noriko Yamamoto | 2020-11-10 |
| 10832703 | Detection of off-track reads between wraps located in different tape partitions | Setsuko Masuda | 2020-11-10 |
| 10817207 | Management of a multi-library storage system | Hiroshi Itagaki, Tohru Hasegawa, Shinsuke Mitsuma, Noriko Yamamoto, Sosuke Matsui | 2020-10-27 |
| 10818319 | Read error recovery in a tape drive | Setsuko Masuda | 2020-10-27 |
| 10818314 | Storing multiple instances of a housekeeping data set on a magnetic recording tape | Setsuko Masuda | 2020-10-27 |
| 10802928 | Backup and restoration of file system | Sosuke Matsui, Yutaka Oishi, Takahiro Tsuda, Noriko Yamamoto | 2020-10-13 |
| 10776221 | Avoiding inode number conflict during metadata restoration | Norie Iwasaki, Sosuke Matsui, Noriko Yamamoto | 2020-09-15 |
| 10770107 | Adaptive tension position changing for magnetic tape recording device | Atsushi Abe, Eiji Ogura | 2020-09-08 |