Oracle Corporation
467Patents
6Active
467Granted
57Portfolio score
Filing activity: Apr 30, 1992 → Dec 20, 2021 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5805804A | Method and apparatus for scalable, high bandwidth storage retrieval and transportation of multimedia data on a network | Electricity | 776 | Expired |
| US6496819B1 | Rewriting a query in terms of a summary based on functional dependencies and join backs, and based on join derivability | Emerging Cross-Sectional Technologies | 624 | Expired |
| US6038560A | Concept knowledge base search and retrieval system | Emerging Cross-Sectional Technologies | 558 | Expired |
| US5940821A | Information presentation in a knowledge base search and retrieval system | Emerging Cross-Sectional Technologies | 394 | Expired |
| US5412804A | Extending the semantics of the outer join operator for un-nesting queries to a data base | Emerging Cross-Sectional Technologies | 392 | Expired |
| US5870759A | System for synchronizing data between computers using a before-image of data | Emerging Cross-Sectional Technologies | 357 | Expired |
| US5850517A | Communication link for client-server having agent which sends plurality of requests independent of client and receives information from the server independent of the server | Electricity | 325 | Expired |
| US6470344B1 | Buffering a hierarchical index of multi-dimensional data | Emerging Cross-Sectional Technologies | 319 | Expired |
| US6363378B1 | Ranking of query feedback terms in an information retrieval system | Emerging Cross-Sectional Technologies | 309 | Expired |
| US5926816A | Database Synchronizer | Emerging Cross-Sectional Technologies | 308 | Expired |
| US5806074A | Configurable conflict resolution in a computer implemented distributed database | Emerging Cross-Sectional Technologies | 304 | Expired |
| US6460034B1 | Document knowledge base research and retrieval system | Emerging Cross-Sectional Technologies | 293 | Expired |
| US6484180B1 | Accessing domain object data stored in a relational database system | Emerging Cross-Sectional Technologies | 290 | Expired |
| US6058389A | Apparatus and method for message queuing in a database system | Emerging Cross-Sectional Technologies | 290 | Expired |
| US6549916B1 | Event notification system tied to a file system | Emerging Cross-Sectional Technologies | 283 | Expired |
| US6505205B1 | Relational database system for storing nodes of a hierarchical index of multi-dimensional data in a first module and metadata regarding the index in a second module | Emerging Cross-Sectional Technologies | 281 | Expired |
| US5659539A | Method and apparatus for frame accurate access of digital audio-visual information | Electricity | 277 | Expired |
| US5806075A | Method and apparatus for peer-to-peer data replication | Emerging Cross-Sectional Technologies | 267 | Expired |
| US6167517A | Trusted biometric client authentication | Physics | 262 | Expired |
| US6286104A | Authentication and authorization in a multi-tier relational database management system | Emerging Cross-Sectional Technologies | 254 | Expired |
| US5884325A | System for synchronizing shared data between computers | Emerging Cross-Sectional Technologies | 250 | Expired |
| US5864682A | Method and apparatus for frame accurate access of digital audio-visual information | Electricity | 247 | Expired |
| US5499367A | System for database integrity with multiple logs assigned to client subsets | Physics | 244 | Expired |
| US5857180A | Method and apparatus for implementing parallel operations in a database management system | Emerging Cross-Sectional Technologies | 225 | Expired |
| US5708822A | Methods and apparatus for thematic parsing of discourse | Physics | 222 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.