Ultera Systems, Inc.
4Patents
2Active
4Granted
34Portfolio score
Filing activity: Sep 5, 2003 → Apr 3, 2007 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7200546B1 | Tape storage emulator | Physics | 77 | Expired |
| US7162604B1 | Multi-user virtual tape system | Physics | 68 | Expired |
| US7747816B1 | Virtual tape stacker | Physics | 18 | Active |
| US7359848B1 | Tape storage emulator | Physics | 8 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.