Rambus Inc.

United States of America


 
Total IP 2,354
Total IP incl. subs 2,665 (+ 311 for subs)
Total IP Rank # 551
IP Activity Score 3.7/5.0    1,222
IP Activity Rank # 609
IP AS incl. subs 3.5/5.0    1,440
Stock Symbol
ISIN US7509171069
Market Cap. 6,200M  (USD)
Industry Semiconductor Memory
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

1,862 8
0 1
470 1
12
 
Last Patent 2025 - Data-buffer controller/control-s...
First Patent 1990 - Optical display
Last Trademark 2015 - FASTPOINT
First Trademark 1995 - RAMBUS

Subsidiaries

2 subsidiaries with IP (301 patents, 10 trademarks)

1 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Stacked semiconductor device assembly in computer system. This application is directed to a stac...
2024 Invention Data-buffer controller/control-signal redriver. In a memory system having multiple memory socket...
Invention Memory modules and systems with variable-width data ranks and configurable data-rank timing. A m...
Invention Power efficient circuits and methods for phase alignment. A timing-calibration circuit uses an a...
Invention Load reduced memory module. The embodiments described herein describe technologies for memory sy...
Invention Command-differentiated storage of internally and externally sourced data. A memory device having...
Invention Impedance compensation circuit. An integrated circuit (IC) chip is disclosed. The IC chip include...
Invention Memory controllers, systems and methods supporting multiple request modes. A memory system inclu...
Invention Access granularity refresh control. A system and method of operation in a dynamic random access ...
Invention Asymmetric-channel memory system. An expandable memory system that enables a fixed signaling ban...
Invention Hot data detection for disaggregated memory using bloom filters. A system includes a memory syst...
Invention Memory with deferred fractional row activation. Row activation operations within a memory compon...
Invention Calibration of process, temperature, and supply compensated regulator. A control value controllab...
Invention Deterministic operation of storage class memory. Memory controllers, devices, modules, systems a...
Invention Multi-port memory device with built-in configurable logic block to perform a parallel computing o...
Invention Off-module data buffer. In a modular memory system, a memory control component, first and second...
Invention Memory apparatus and method for improved write-read turnaround times. A memory includes interface...
Invention Methods and circuits for slew-rate calibration. Described is an integrated circuit with a drivin...
Invention Quad-data-rate (qdr) host interface in a memory system. Technologies for converting quad data ra...
Invention Dynamically configurable multi-ported dram. A memory device has a relatively wide, multi-pad data...
Invention Memory-integrated neural network. An integrated-circuit neural network includes chain of multipl...
Invention Page detection using recency score filters. A memory buffer device and memory module for accurat...
Invention Memory device assisted error correction. A memory controller includes a memory interface configur...
Invention Clock buffer. A phase-locked loop or delay locked loop provides a coarse alignment between an in...
Invention Hardware tracking of memory accesses. Technologies for hardware-based memory access telemetry tr...
Invention Protocol including timing calibration between memory request and data transfer. The described em...
Invention Memory device with staggered access. A memory device supports low power operation by facilitatin...
Invention Joint command dynamic random access memory (dram) apparatus and methods. Memory controllers, dev...
Invention Method and apparatus for calibrating write timing in a memory system. A system that calibrates t...
Invention Memory module with reduced read/write turnaround overhead. A memory module includes a substrate,...
Invention Multi-processor device with external interface failover. A multi-processor device is disclosed. ...
Invention Folded memory modules. A memory module comprises a data interface including a plurality of data ...
Invention Memory bandwidth aggregation using simultaneous access of stacked semiconductor memory die. A pa...
Invention Row hammer event tracking. A random access memory device includes memory cells associated with ea...
Invention Power management integrated circuit device having multiple initialization/power up modes. Disclo...
Invention Memory device comprising programmable command-and-address and/or data interfaces. A memory devic...
Invention Training and operations with a double buffered memory topology. System and method for training a...
Invention Memory device with configurable adaptive double device data correction. Technologies for configu...
Invention Device assisted cold page tracking. Disclosed are techniques for a memory buffer to track access...
Invention High capacity memory system using standard controller component. The embodiments described herei...
Invention Memory component with error-detect-correct code interface. A memory component internally generat...
Invention Data buffer for memory devices with memory address remapping. A memory system includes a memory ...
Invention Memory repair method and apparatus based on error code tracking. A memory module is disclosed th...
Invention Memory system for flexibly allocating compressed storage. A memory system enables a host device ...
Invention Stacked memory component. An assembly comprises a single face up base die (a.k.a., logic die) tha...
Invention Mitigation of refresh management row hammer. A controller periodically (based on, for example, c...
Invention Reordering memory controller. A memory controller includes a request queue and associated logic ...
Invention High-capacity memory module with high command-bandwidth utilization and consistent latency. A mem...
Invention Memory module with memory-ownership exchange. Described are computational systems in which hosts...
2022 Invention Split-path equalizer and related methods, devices and systems. This disclosure provides a split-p...
2015 G/S Computer hardware; integrated circuits; computer chips; microprocessors; computer memories; compu...
2014 G/S Scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, meas...
G/S computer hardware and software for electronic design interface validation and testing; computer h...
G/S Computer hardware and software for validation and testing of electronic circuitry and chips; comp...
2012 G/S Light emitting diode (LED) light controls; light emitting diode (LED) displays; light emitting di...
2011 G/S Appareils et instruments pour l'enregistrement, la transmission, le traitement, le stockage et l'...
G/S Apparatus and instruments for recording, transmitting, processing, storing and exchanging data, ...
G/S Apparatus and instruments for the recording, transmission, processing, storage and exchange of da...
2008 G/S Computers; computer hardware; computer memories; application-specific integrated circuits and gra...
2004 G/S Computers; computer hardware; computer memories; memory devices; memory controllers; memory syste...
G/S Computer memories; memory devices, namely, [ dynamic random access memories (DRAMS), ] memory sys...
2003 G/S Semiconductor devices and integrated circuits
G/S Licensing of intellectual property and technology; patent licensing
G/S Computer hardware; computer software; computer peripherals; computer memory components; microproc...
2002 G/S LICENSING OF INTELLECTUAL PROPERTY AND PATENTED TECHNOLOGY TO OTHERS
G/S Licensing of intellectual property and technology
G/S Computer software and hardware, especially in the field of encrypted and secure communication as ...
1995 G/S microprocessor components, peripheral controller components and computer memory components, namel...