Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7873781 | Data storage management method for selectively controlling reutilization of space in a virtual tape system | Stephen H. Blendermann, Robert Raicer, L. Michael Anderson, Clayton E. Ruff, William G. Kefauver | 2011-01-18 |
| 7136801 | Outboard data storage management system and method | Michael L. Leonhardt, Stephen H. Blendermann, Charles A. Milligan | 2006-11-14 |
| 6925525 | Data storage management system and method | Stephen H. Blendermann, Robert Raicer, L. Michael Anderson, Clayton E. Ruff, William G. Kefauver | 2005-08-02 |
| 6789161 | Method for controlling reutilization of data space in virtual tape system | Stephen H. Blendermann | 2004-09-07 |
| 6742084 | Caching method for selecting data blocks for removal from cache based on recall probability and size | Richard John Defouw, Ronald W. Korngiebel | 2004-05-25 |
| 6317814 | Method for selectively storing redundant copies of virtual volume data on physical data storage cartridges | Stephen H. Blendermann | 2001-11-13 |
| 6289425 | Method for verifying availability of data space in virtual tape system | Stephen H. Blendermann | 2001-09-11 |
| 6151666 | Method for reclaiming fragmented space on a physical data storage cartridge | Stephen H. Blendermann | 2000-11-21 |
| 6094605 | Virtual automated cartridge system | Stephen H. Blendermann, Robert Raicer, L. Michael Anderson, Clayton E. Ruff, William G. Kefauver | 2000-07-25 |
| 6052765 | Method for optimized placement of virtual volumes on a physical cartridge | Stephen H. Blendermann | 2000-04-18 |
| 5535334 | Fault-tolerant system-to-system communications system and method utilizing multiple communications methods to transfer a single message | Kevin L. Merkley, Kurt G. Schumacher | 1996-07-09 |