Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7941622 | Point in time remote copy for multiple sites | Yuichi Yagawa, Naoki Watanabe | 2011-05-10 |
| 7657707 | Storage controller | Akira Yamamoto, Katsunori Nakamura | 2010-02-02 |
| 7536523 | Point in time remote copy for multiple sites | Yuichi Yagawa, Naoki Watanabe | 2009-05-19 |
| 7334101 | Point in time remote copy for multiple sites | Yuichi Yagawa, Naoki Watanabe | 2008-02-19 |
| 7246214 | Remote copy for a storage controller with reduced data size | Toshio Nakano, Katsunori Nakamura, Mikito Ogata, Yoshinori Okami, Seiichi Higaki +2 more | 2007-07-17 |
| 7216208 | Storage controller | Akira Yamamoto, Katsunori Nakamura | 2007-05-08 |
| 7213114 | Remote copy for a storage controller in a heterogeneous environment | Toshio Nakano, Katsunori Nakamura, Mikito Ogata, Yoshinori Okami, Seiichi Higaki +3 more | 2007-05-01 |
| 7194590 | Three data center adaptive remote copy | Kyosuke Achiwa, Takashi Oeda, Katsunori Nakamura, Toshio Nakano, Mikito Ogata +3 more | 2007-03-20 |
| 7191303 | Storage controller | Akira Yamamoto, Katsunori Nakamura | 2007-03-13 |
| 7167962 | Remote copy for a storage controller with reduced data size | Toshio Nakano, Katsunori Nakamura, Mikito Ogata, Yoshinori Okami, Seiichi Higaki +6 more | 2007-01-23 |
| 7127568 | Throttling in storage systems | Naoki Watanabe | 2006-10-24 |
| 7120769 | Point in time remote copy for multiple sites | Yuichi Yagawa, Naoki Watanabe | 2006-10-10 |
| 6892203 | Method, apparatus and system for remote file sharing | Naohisa Kasako, Takahiko Takeda | 2005-05-10 |
| 6842835 | Storage subsystem and its controlling method | Takeo Fujimoto | 2005-01-11 |
| 6816951 | Remote mirroring with write ordering sequence generators | Takahisa Kimura, Keiichi Kaiya | 2004-11-09 |
| 6615332 | Storage system assuring data integrity and asynchronous remote data duplexing | Akira Yamamoto, Katsunori Nakamura | 2003-09-02 |
| 6611899 | Memory control apparatus and method for storing data in a selected cache memory | Misako Takahashi, Yoshihiro Asaka, Akira Yamamoto | 2003-08-26 |
| 6611903 | Storage subsystem and its controlling method | Takeo Fujimoto | 2003-08-26 |
| 6434666 | Memory control apparatus and method for storing data in a selected cache memory based on whether a group or slot number is odd or even | Misako Takahashi, Yoshihiro Asaka, Akira Yamamoto | 2002-08-13 |
| 6408370 | Storage system assuring data integrity and a synchronous remote data duplexing | Akira Yamamoto, Katsunori Nakamura | 2002-06-18 |
| 5987569 | Memory control apparatus and method for controlling usage amounts for a plurality of cache memories | Misako Takahashi, Yoshihiro Asaka, Akira Yamamoto | 1999-11-16 |
| 5809542 | Dumping method for dumping data to a dump data storage device that manages the the dumping of data updated since a previous dump request | Toshiaki Tsuboi, Akira Yamamoto, Toshio Nakano | 1998-09-15 |
| 5257352 | Input/output control method and system | Akira Yamamoto, Toshiaki Tsuboi, Takao Sato, Yoshihiro Asaka, Shigeo Honma +3 more | 1993-10-26 |
| 5091909 | Method for writing/reading of data in magnetic disk subsystem | Tomohito Ogino, Yoshiaki Muto, Katsunori Nakamura, Yoshiro Shiroyanagi | 1992-02-25 |
| 4688221 | Error recovery method and apparatus | Katsunori Nakamura, Akira Kurano, Yoshiro Shiroyanagi | 1987-08-18 |