Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813683 | Method and apparatus for copying data from a main site to a remote site | Hideo Tabuchi, Akinobu Shimada, Masafumi Nozawa | 2004-11-02 |
| 6779078 | Data storage system and method of hierarchical control thereof | Akira Murotani, Akinobu Shimada | 2004-08-17 |
| 6772304 | Control method for a data storage system | Naoki Hino, Kiichiro Urabe | 2004-08-03 |
| 6754792 | Method and apparatus for resynchronizing paired volumes via communication line | Yasuaki Nakamura, Hideo Tabuchi, Akinobu Shimada | 2004-06-22 |
| 6748500 | Storage device and method for data sharing | Motohiro Kanda, Akira Yamamoto, Minoru Yoshida | 2004-06-08 |
| 6742090 | Fiber channel connection storage controller | Akemi Sanada, Hidehiko Iwasaki, Masahiko Sato, Kenji Muraoka, Kenichi Takamoto +1 more | 2004-05-25 |
| 6728844 | Method for preventing unauthorized access to storage volumes | Akemi Sanada, Hidehiko Iwasaki, Masahiko Sato, Kenji Muraoka, Kenichi Takamoto +1 more | 2004-04-27 |
| 6721841 | Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systems | Yasuko Fukuzawa, Akira Yamamoto | 2004-04-13 |