Gemstone Systems, Inc.
7Patents
2Active
7Granted
35Portfolio score
Filing activity: May 5, 1998 → May 9, 2006 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6256637A | Transactional virtual machine architecture | Emerging Cross-Sectional Technologies | 134 | Expired |
| US6567905B2 | Generational garbage collector with persistent object cache | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6360219B1 | Object queues with concurrent updating | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6681226B2 | Selective pessimistic locking for a concurrently updateable database | Emerging Cross-Sectional Technologies | 39 | Expired |
| US7941401B2 | Distributed data management system | Physics | 13 | Active |
| US7543301B2 | Shared queues in shared object space | Physics | 9 | Expired |
| US7689986B2 | Shared listeners in shared object space | Physics | 8 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.