David B. Petersen
42Patents
11h-index
49Co-inventors
75Inventor score
Filing activity: Sep 1, 1993 → Oct 3, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6199074A | Database backup system ensuring consistency between primary and mirrored backup database copies despite backup interruption | Emerging Cross-Sectional Technologies | 199 | Expired |
| US5345590A | Method and apparatus for cross-partition control in a partitioned process environment | Physics | 128 | Expired |
| US6842825B2 | Adjusting timestamps to preserve update timing information for cached data objects | Emerging Cross-Sectional Technologies | 94 | Expired |
| US7085956B2 | System and method for concurrent logical device swapping | Electricity | 63 | Expired |
| US7043665B2 | Method, system, and program for handling a failover to a remote storage location | Physics | 41 | Expired |
| US7467168B2 | Method for mirroring data at storage locations | Physics | 29 | Expired |
| US7603581B2 | Remote copying of updates to primary and secondary storage locations subject to a copy relationship | Physics | 28 | Active |
| US6973586B2 | System and method for automatic dynamic address switching | Physics | 23 | Expired |
| US8027952B2 | System and article of manufacture for mirroring data at storage locations | Physics | 19 | Active |
| US9052833B2 | Protection of former primary volumes in a synchronous replication relationship | Physics | 13 | Active |
| US8788772B2 | Maintaining mirror and storage system copies of volumes at multiple remote sites | Physics | 12 | Active |
| US9195702B2 | Management and synchronization of batch workloads with active/active sites OLTP workloads | Physics | 10 | Active |
| US7627775B2 | Managing failures in mirrored systems | Physics | 9 | Active |
| US9529883B2 | Maintaining two-site configuration for workload availability between sites at unlimited distances for products and services | Physics | 6 | Active |
| US8788768B2 | Maintaining mirror and storage system copies of volumes at multiple remote sites | Physics | 6 | Active |
| US9641449B2 | Variable configurations for workload distribution across multiple sites | Physics | 6 | Active |
| US9465855B2 | Maintaining two-site configuration for workload availability between sites at unlimited distances for products and services | Physics | 6 | Active |
| US9703608B2 | Variable configurations for workload distribution across multiple sites | Physics | 4 | Active |
| US9229999B2 | Using average replication latency to influence routing query transactions | Physics | 4 | Active |
| US8209282B2 | Method, system, and article of manufacture for mirroring data at storage locations | Physics | 4 | Active |
| US10176215B2 | Data currency improvement for cross-site queries | Electricity | 4 | Active |
| US10474694B2 | Zero-data loss recovery for active-active sites configurations | Physics | 3 | Active |
| US8037341B2 | Determining recovery time for interdependent resources in heterogeneous computing environment | Physics | 2 | Active |
| US8806268B2 | Communication of conditions at a primary storage controller to a host | Physics | 2 | Active |
| US8751856B2 | Determining recovery time for interdependent resources in heterogeneous computing environment | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.