Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11120831 | Compensation for expansion and contraction across the width of a magnetic tape | Junta Watanabe | 2021-09-14 |
| 11056140 | High resolution tape directory recovery by writing a null data set | Tsuyoshi Miyamura, Setsuko Masuda | 2021-07-06 |
| 9916323 | Support for worm cartridges realized by linear tape file system (LTFS) | Tohru Hasegawa, Kazuhiro Ozeki | 2018-03-13 |
| 9910859 | Support for WORM cartridges realized by linear tape file system (LTFS) | Tohru Hasegawa, Kazuhiro Ozeki | 2018-03-06 |
| 9412409 | Controlling a tape speed to manage a tape drive buffer | Atsush Abe, Takashi Katagiri, Yutaka Oishi | 2016-08-09 |
| 8917472 | Controlling a tape speed to manage a tape drive buffer | Atsushi Abe, Takashi Katagiri, Yutaka Oishi | 2014-12-23 |
| 8810951 | Apparatus and method for controlling data writing to a tape medium | Atsushi Abe, Takashi Katagiri, Hirokazu Nakayama, Yutaka Oishi, Katsumi Yoshimura | 2014-08-19 |
| 7496696 | Method and apparatus for evaluating performance on host data transfer within a tape drive | Takashi Katagiri, Hirokazu Nakayama, Kazuhiro Ozeki | 2009-02-24 |
| 7350021 | Method of controlling write and read of data for tape recording apparatus | Hiroshi Itagaki, Takashi Katagiri, Hirokazu Nakayama, Yutaka Oishi, Toshiyuki Shiratori +1 more | 2008-03-25 |
| 6950257 | Writing to magnetic tape with backhitchless backspacing and data set invalidation | Paul M. Greco, Glen Alan Jaquette, Hiroshi Itagaki, Hirokazu Nakayama, Satoshi Tohji +1 more | 2005-09-27 |
| 6865043 | Data set information for recovery of synchronized data on magnetic tape | Toshimi Ataku, Paul M. Greco, Hiroshi Itagaki, Glen Alan Jaquette, Toshiyuki Shiratori | 2005-03-08 |
| 6553533 | Method and apparatus for detecting and correcting errors and erasures in product ECC-coded data arrays for DVD and similar storage subsystems | Masayuki Demura, Tetsuya Tamura, Keisuke Tanaka | 2003-04-22 |
| 6421807 | Decoding apparatus, processing apparatus and methods therefor | Akio Nakamura, Tetsuya Tamura, Masayuki Demura | 2002-07-16 |