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For the Inventor, By the Inventor

San Jose, CA, United States of America

Rambus Inc.


USPTO Granted Patents = 2,949

% Expired Patents = 24.1



Trademarks = 7

Forward Citations = 42,176

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581 inventors (with patents filed for the assignee):

goldMedal Frederick Abbott Ware (760 out of 797 patents)

silverMedal Craig Edward Hampel (298 out of 312 patents)

bronzeMedal Jared L Zerbe (239 out of 258 patents)

4.  Ely K Tsern (232 out of 248 patents)

5.  Ian P Shaeffer (219 out of 235 patents)

6.  Mark A Horowitz (213 out of 246 patents)

7.  Scott C Best (179 out of 205 patents)

8.  John Eric Linstadt (170 out of 171 patents)

9.  Thomas Vogelsang (144 out of 173 patents)

10.  Brian S Leibowitz (139 out of 160 patents)

11.  Richard E Perego (139 out of 145 patents)

12.  Richard Maurice Barth (120 out of 125 patents)

13.  Donald C Stark (105 out of 124 patents)

14.  Kevin S Donnelly (104 out of 107 patents)

15.  Steven Cameron Woo (101 out of 105 patents)


Core Competencies:
Dynamic Random Access Memory
Hybrid Memory
Low Latency Architecture
Error Detection
Memory Module
Data Storage
Interconnect Mapping
Memory System Design
High-Performance Memory
Cache Mode
Memory Buffer
Reliability Techniques

2,949 patents:

1. 12739118 - Memory management with implicit identification of cryptographic keys using error correction data (2026-09-15),
2. 12737139 - Interface circuit for converting a serial data stream to a parallel data scheme with data strobe preamble information in the serial data stream (2026-09-15),
3. 12732358 - Secure key exchange in a multi-processor device (2026-09-08),
4. 12731632 - Sense amplifier for active standby operation (2026-09-08),
5. 12730587 - Joint command dynamic random access memory (DRAM) apparatus and methods (2026-09-08),
6. 12724729 - Local internal discovery and configuration of individually selected and jointly selected devices (2026-09-01),
7. 12724728 - Protocol including timing calibration between memory request and data transfer (2026-09-01),
8. 12720909 - Synchronous wired-or ack status for memory with variable write latency (2026-08-25),
9. 12719454 - Methods and circuits for slew-rate calibration (2026-08-25),
10. 12717488 - Device assisted cold page tracking (2026-08-25),
11. 12712000 - MEMORY BANDWIDTH AGGREGATION USING SIMULTANEOUS ACCESS OF STACKED SEMICONDUCTOR MEMORY DIE (2026-08-18),
12. 12710875 - HOT DATA DETECTION FOR DISAGGREGATED MEMORY USING BLOOM FILTERS (2026-08-18),
13. 12699673 - Multi-processor device with external interface failover (2026-08-04),
14. 12699659 - Multi-mode memory module and memory component (2026-08-04),
15. 12699653 - DRAM cache tag probing (2026-08-04),
Rambus Inc. is a technology licensing company specializing in the design and development of chip interfaces, high-speed communication architectures, and security solutions. With a diverse portfolio of patented innovations, Rambus partners with leading semiconductor and system companies to deliver cutting-edge solutions for the data center, mobile, and automotive markets. By creating breakthrough products and technologies, Rambus aims to enable the secure and efficient flow of data in the digital world.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Rambus Inc.
2,949 Patents

#8 in San Jose, CA

#40 in California

#157 in US

#318 in the World

San Jose, CA (US)
San Jose, CA, United States of America

Rambus Inc.

Forward Citations = 42,176

581 inventors:

goldMedal Frederick Abbott Ware (760 out of 797 patents)

silverMedal Craig Edward Hampel (298 out of 312 patents)

bronzeMedal Jared L Zerbe (239 out of 258 patents)

4.  Ely K Tsern (232 out of 248 patents)

5.  Ian P Shaeffer (219 out of 235 patents)

Please report any incorrect information to [email protected]
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