Noel Simen Otterness
33Patents
17h-index
17Co-inventors
70Inventor score
Filing activity: Jun 3, 1999 → May 19, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6182198A | Method and apparatus for providing a disc drive snapshot backup while allowing normal drive read, write, and buffering operations | Emerging Cross-Sectional Technologies | 216 | Expired |
| US7412583B2 | Virtual incremental storage method | Physics | 148 | Expired |
| US6247099A | System and method for maintaining cache coherency and data synchronization in a computer system having multiple active controllers | Physics | 141 | Expired |
| US6654831B1 | Using multiple controllers together to create data spans | Physics | 126 | Expired |
| US6681339B2 | System and method for efficient failover/failback techniques for fault-tolerant data storage system | Physics | 108 | Expired |
| US6792472B1 | System, method and computer readable medium for intelligent raid controllers operating as data routers | Electricity | 103 | Expired |
| US6490659B1 | Warm start cache recovery in a dual active controller with cache coherency using stripe locks for implied storage volume reservations | Emerging Cross-Sectional Technologies | 97 | Expired |
| US6574709B1 | System, apparatus, and method providing cache data mirroring to a data storage system | Physics | 95 | Expired |
| US6460122B1 | System, apparatus and method for multi-level cache in a multi-processor/multi-controller environment | Physics | 95 | Expired |
| US6601138B2 | Apparatus system and method for N-way RAID controller having improved performance and fault tolerance | Physics | 41 | Expired |
| US6950900B1 | Method and apparatus for migrating data having a format of a first type to a format of a second type | Physics | 34 | Expired |
| US7120824B2 | Method, apparatus and program storage device for maintaining data consistency and cache coherency during communications failures between nodes in a remote mirror pair | Emerging Cross-Sectional Technologies | 28 | Expired |
| US7107411B2 | Apparatus method and system for fault tolerant virtual memory management | Physics | 25 | Expired |
| US6487680B1 | System, apparatus, and method for managing a data storage system in an n-way active controller configuration | Physics | 24 | Expired |
| US6792505B2 | System apparatus and method for storage device controller-based message passing having effective data channel bandwidth and controller cache memory increase | Physics | 21 | Expired |
| US7809917B2 | Virtual incremental storage apparatus method and system | Physics | 19 | Active |
| US7185222B2 | Apparatus, system, and method for maintaining data in a storage array | Physics | 17 | Expired |
| US6907504B2 | Method and system for upgrading drive firmware in a non-disruptive manner | Physics | 14 | Expired |
| US7467266B2 | Snapshot management method apparatus and system | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7136974B2 | Systems and methods of data migration in snapshot operations | Physics | 14 | Expired |
| US7143122B2 | Data replication in data storage systems | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6912669B2 | Method and apparatus for maintaining cache coherency in a storage system | Physics | 12 | Expired |
| US7254683B2 | Speculative data mirroring apparatus method and system | Physics | 11 | Expired |
| US6745324B1 | Dynamic firmware image creation from an object file stored in a reserved area of a data storage device of a redundant array of independent disks (RAID) system | Physics | 11 | Expired |
| US6807611B2 | High speed selective mirroring of cached data | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.