Rambus Inc.
🏢 View company profile →2,856Patents
2,227Active
2,856Granted
63Portfolio score
Filing activity: Mar 5, 1992 → Jun 27, 2024 · 450 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5243703A | Apparatus for synchronously generating clock signals in a data processing system | Physics | 434 | Expired |
| US6502161B1 | Memory system including a point-to-point linked memory subsystem | Emerging Cross-Sectional Technologies | 430 | Expired |
| US5254883A | Electrical current source circuitry for a bus | Electricity | 423 | Expired |
| US5432823A | Method and circuitry for minimizing clock-data skew in a bus system | Electricity | 389 | Expired |
| US5355391A | High speed bus system | Emerging Cross-Sectional Technologies | 353 | Expired |
| US5614855A | Delay-locked loop | Electricity | 340 | Expired |
| US5319755A | Integrated circuit I/O using high performance bus interface | Emerging Cross-Sectional Technologies | 327 | Expired |
| US6643787B1 | Bus system optimization | Electricity | 313 | Expired |
| US5485490A | Method and circuitry for clock synchronization | Electricity | 304 | Expired |
| US5606717A | Memory circuitry having bus interface for receiving information in packets and access time registers | Emerging Cross-Sectional Technologies | 284 | Expired |
| US6321282A | Apparatus and method for topography dependent signaling | Physics | 278 | Expired |
| US5928343A | Memory module having memory devices containing internal device ID registers and method of initializing same | Emerging Cross-Sectional Technologies | 260 | Expired |
| US6125157A | Delay-locked loop circuitry for clock delay adjustment | Electricity | 250 | Expired |
| US7269212B1 | Low-latency equalization in multi-level, multi-line communication systems | Electricity | 250 | Expired |
| US6005895A | Apparatus and method for multilevel signaling | Electricity | 237 | Expired |
| US6396329B1 | Method and apparatus for receiving high speed signals with low latency | Electricity | 235 | Expired |
| US6359931B1 | Apparatus and method for multilevel signaling | Electricity | 220 | Expired |
| US5513327A | Integrated circuit I/O using a high performance bus interface | Emerging Cross-Sectional Technologies | 218 | Expired |
| US6889304B2 | Memory device supporting a dynamically configurable core organization | Emerging Cross-Sectional Technologies | 218 | Expired |
| US7043599B1 | Dynamic memory supporting simultaneous refresh and data-access transactions | Physics | 203 | Expired |
| US6047346A | System for adjusting slew rate on an output of a drive circuit by enabling a plurality of pre-drivers and a plurality of output drivers | Physics | 195 | Expired |
| US5663661A | Modular bus with single or double parallel termination | Electricity | 192 | Expired |
| US6839393B1 | Apparatus and method for controlling a master/slave system via master device synchronization | Emerging Cross-Sectional Technologies | 190 | Expired |
| US5390308A | Method and apparatus for address mapping of dynamic random access memory | Physics | 190 | Expired |
| US8159376B2 | Encoding and decoding techniques for bandwidth-efficient communication | Electricity | 188 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.