Issued Patents All Time
Showing 126–134 of 134 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516385 | Data sharing method and system between information processing systems with variable length block format to fixed length block format conversion | Ai Satoyama, Akira Yamamoto, Takahiko Shoyama | 2003-02-04 |
| 6457153 | Storage device and storage subsystem for efficiently writing error correcting code | Akira Yamamoto | 2002-09-24 |
| 6446161 | Apparatus and method for reallocating logical to physical disk devices using a storage controller with access frequency and sequential access ratio calculations and display | Akira Yamamoto, Takao Satoh | 2002-09-03 |
| 6279134 | Storage device and storage subsystem for efficiently writing error correcting code | Akira Yamamoto | 2001-08-21 |
| 6098191 | Storage unit and storage unit subsystem | Akira Yamamoto, Manabu Kitamura, Takao Satoh | 2000-08-01 |
| 6021517 | Storage device and storage subsystem for efficiently writing error correcting code | Akira Yamamoto | 2000-02-01 |
| 5958078 | Storage unit and storage unit subsystem | Akira Yamamoto, Manabu Kitamura, Takao Satoh | 1999-09-28 |
| 5956750 | Apparatus and method for reallocating logical to physical disk devices using a storage controller, with access frequency and sequential access ratio calculations and display | Akira Yamamoto, Takao Satoh | 1999-09-21 |
| 5734813 | Storage apparatus system for reallocating data records among parity groups | Akira Yamamoto, Hisaharu Takeuchi, Takao Satoh | 1998-03-31 |