Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7085788 | Remote copy system configured to receive both a write request including a write time and a write request not including a write time. | Hiroshi Arakawa, Kenta Ninose, Yusuke Hirakawa | 2006-08-01 |
| 7082496 | Cache control method and apparatus | Akira Yamamoto, Shigeo Homma, Yoshiaki Kuwahara, Akira Kurano, Masafumi Nozawa +1 more | 2006-07-25 |
| 7076620 | Data processing system including storage systems | Takahiko Takeda, Kenji Yamagami, Katsuyoshi Suzuki, Tetsuya Shirogane | 2006-07-11 |
| 7076621 | Storage control apparatus and storage control method | Kenta Ninose, Hiroshi Arakawa, Yusuke Hirakawa | 2006-07-11 |
| 6944707 | Storage subsystem, information processing system and method of controlling I/O interface | Noboru Furuumi | 2005-09-13 |
| 6938125 | Storage system with data prefetch function | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 2005-08-30 |
| 6922737 | Storage control device and method for management of storage control device | Masami Maeda, Hidetoshi Sakaki, Masaru Tsukada | 2005-07-26 |
| 6728832 | Distribution of I/O requests across multiple disk units | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 2004-04-27 |
| 6671767 | Storage subsystem, information processing system and method of controlling I/O interface | Noboru Furuumi | 2003-12-30 |
| 6631443 | Disk storage system having capability for performing parallel read operation | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 2003-10-07 |
| 6611899 | Memory control apparatus and method for storing data in a selected cache memory | Misako Takahashi, Shigeru Kishiro, Akira Yamamoto | 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, Shigeru Kishiro, Akira Yamamoto | 2002-08-13 |
| 6148367 | Controller limiting modification of cache based upon amount of dirty lines in the cache | Toshiaki Tsuboi, Akira Yamamoto, Shigeo Honma, Koji Ozawa, Hiroyuki Kitajima +1 more | 2000-11-14 |
| 6108750 | Simultaneous read/write control of data storage disk units | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 2000-08-22 |
| 6085286 | Cache control method and apparatus | Akira Yamamoto, Shigeo Homma, Yoshiaki Kuwahara, Akira Kurano, Masafumi Nozawa +1 more | 2000-07-04 |
| 5987569 | Memory control apparatus and method for controlling usage amounts for a plurality of cache memories | Misako Takahashi, Shigeru Kishiro, Akira Yamamoto | 1999-11-16 |
| 5835938 | Read/write control for grouped disk storage including parallel access | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 1998-11-10 |
| 5694576 | Cache control by adding record identification information to partial write request | Akira Yamamoto, Shigeo Homma, Yoshiaki Kuwahara, Akira Kurano, Masafumi Nozawa +1 more | 1997-12-02 |
| 5680574 | Data distribution utilizing a master disk unit for fetching and for writing to remaining disk units | Akira Yamamoto, Takao Satoh, Shigeo Honma, Yoshiaki Kuwahara, Hiroyuki Kitajima | 1997-10-21 |
| 5623631 | Limiting modification of cache entries in a write-back cache based upon the amount of dirty lines in the cache | Toshiaki Tsuboi, Akira Yamamoto, Shigeo Honma, Koji Ozawa, Hiroyuki Kitajima +1 more | 1997-04-22 |
| 5497472 | Cache control method and apparatus for storing data in a cache memory and for indicating completion of a write request irrespective of whether a record to be accessed exists in an external storage unit | Akira Yamamoto, Shigeo Homma, Yoshiaki Kuwahara, Akira Kurano, Masafumi Nozawa +1 more | 1996-03-05 |
| 5418929 | Controller for storage unit and method of controlling storage unit | Toshiaki Tsuboi, Akira Yamamoto, Shigeo Honma, Koji Ozawa, Hiroyuki Kitajima +1 more | 1995-05-23 |
| 5369751 | Disk cache control unit | Kosaku Kambayashi, Katsunori Nakamura, Takao Satoh, Teruo Nagasawa | 1994-11-29 |
| 5307473 | Controller for storage unit and method of controlling storage unit | Toshiaki Tsuboi, Akira Yamamoto, Shigeo Honma, Koji Ozawa, Hiroyuki Kitajima +1 more | 1994-04-26 |
| 5257352 | Input/output control method and system | Akira Yamamoto, Toshiaki Tsuboi, Takao Sato, Shigeo Honma, Shigeru Kishiro +3 more | 1993-10-26 |