Kenichi Takamoto
67Patents
20h-index
49Co-inventors
84Inventor score
Filing activity: Dec 20, 1994 → Jun 26, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6484245B1 | Apparatus for and method of accessing a storage region across a network | Physics | 149 | Expired |
| US6523096B2 | Apparatus for and method of accessing a storage region across a network | Physics | 104 | Expired |
| US7222194B2 | Backup system | Emerging Cross-Sectional Technologies | 83 | Expired |
| US6480934B1 | Storage control unit and method for handling data storage system using thereof | Physics | 73 | Expired |
| US6851020B2 | Storage subsystem that connects fiber channel and supports online backup | Physics | 72 | Expired |
| US5606529A | Semiconductor disk storage | Physics | 61 | Expired |
| US6606695B2 | Method and apparatus for controlling access to storage device | Electricity | 55 | Expired |
| US6583947B1 | Disk array unit | Emerging Cross-Sectional Technologies | 54 | Expired |
| US6507896B2 | Protocol for use in accessing a storage region across a network | Physics | 53 | Expired |
| US6742090B2 | Fiber channel connection storage controller | Physics | 50 | Expired |
| US6877073B2 | Fiber channel connection storage controller | Physics | 49 | Expired |
| US6728844B2 | Method for preventing unauthorized access to storage volumes | Physics | 46 | Expired |
| US6772287B2 | Storage control unit and storage system | Physics | 39 | Expired |
| US6535964B2 | Fiber channel connection storage controller | Physics | 36 | Expired |
| US6609180B2 | Fiber channel connection storage controller | Physics | 34 | Expired |
| US7386552B2 | Methods of migrating data between storage apparatuses | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7072986B2 | System and method for displaying storage system topology | Electricity | 27 | Expired |
| US7216148B2 | Storage system having a plurality of controllers | Physics | 27 | Expired |
| US6931567B2 | Storage system | Physics | 22 | Expired |
| US6880059B2 | Dual controller system for dynamically allocating control of disks | Physics | 20 | Expired |
| US6408358B1 | Storage control unit and storage system | Physics | 20 | Expired |
| US6826005B2 | Disk array unit | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6795934B2 | Storage subsystem and information processing system | Physics | 19 | Expired |
| US6968434B2 | Method and apparatus for controlling access to storage device | Electricity | 19 | Expired |
| US6763438B2 | Load balancing storage system | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.