Ryusuke Ito
29Patents
7h-index
35Co-inventors
69Inventor score
Filing activity: Apr 27, 2000 → Dec 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6684209B1 | Security method and system for storage subsystem | Emerging Cross-Sectional Technologies | 131 | Expired |
| US7222172B2 | Storage system having virtualized resource | Emerging Cross-Sectional Technologies | 102 | Expired |
| US7024410B2 | Security method and system for storage subsystem | Emerging Cross-Sectional Technologies | 45 | Expired |
| US7469289B2 | Storage system having virtualized resource | Emerging Cross-Sectional Technologies | 24 | Active |
| US7657727B2 | Security for logical unit in storage subsystem | Electricity | 16 | Active |
| US8099387B2 | Managing consistency groups using heterogeneous replication engines | Physics | 8 | Active |
| US7003634B2 | System and method for creating logical pairs of storage devices in a multiprocessor environment | Physics | 7 | Expired |
| US7472239B2 | Storage system and data management method | Physics | 6 | Active |
| US6947938B2 | Security method and system for storage subsystem | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7890717B2 | Storage system, data transfer method, and program | Physics | 6 | Active |
| US7424583B2 | Storage system, data transfer method according to volume priority | Physics | 5 | Active |
| US8108337B2 | Managing consistency groups using heterogeneous replication engines | Physics | 5 | Active |
| US8234471B2 | Remote copy method and remote copy system | Emerging Cross-Sectional Technologies | 4 | Active |
| US7640411B2 | Remote copy method and remote copy system | Emerging Cross-Sectional Technologies | 2 | Active |
| US7356640B2 | Storage apparatus and storage system | Physics | 2 | Expired |
| US7130976B2 | Remote copy method and remote copy system to eliminate use of excess volume for copying data | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7853765B2 | Storage system and data management method | Physics | 1 | Active |
| US11553097B2 | Image forming apparatus having image position adjustment | Electricity | 0 | Active |
| US11102358B2 | Image forming apparatus determining failure when reactivated before preparing a printing operation | Electricity | 0 | Active |
| US8028139B2 | Remote copy method and remote copy system | Emerging Cross-Sectional Technologies | 0 | Active |
| US8700587B2 | Security method and system for storage subsystem | Emerging Cross-Sectional Technologies | 0 | Active |
| US8135908B2 | Storage system, data transfer method, and program | Physics | 0 | Active |
| US11579793B2 | Storage system and data processing method | Physics | 0 | Active |
| US7155513B2 | Storage system having virtualized resource | General | 0 | Revoked |
| US7606806B2 | Security method and system for storage subsystem | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.