For the Inventor, By the Inventor

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San Jose, CA, United States of America

Rambus Inc.

USPTO Granted Patents = 2,868

CIPO Patents = 1

EPO Patents = 172

Trademarks = 9

Forward Citations = 41,634

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571 inventors (with patents filed for the assignee):

Frederick Abbott Ware (741 out of 778 patents)

Craig Edward Hampel (296 out of 310 patents)

Jared L Zerbe (238 out of 257 patents)

4. Ely K Tsern (228 out of 244 patents)

5. Ian P Shaeffer (218 out of 234 patents)

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

7. Scott C Best (176 out of 200 patents)

8. John Eric Linstadt (160 out of 161 patents)

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

10. Brian S Leibowitz (137 out of 156 patents)

11. Thomas Vogelsang (134 out of 163 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. Benedict C Lau (88 out of 88 patents)

Core Competencies:

Dynamic Random Access Memory

High-Speed Signaling

Error Correction Codes

Memory Buffer Devices

Data Clock Distribution

Energy-Efficient Storage

Multi-Modal Refresh

Asynchronous Arbitration

Memory System Topologies

Burst-Tolerant Equalization

Configurable Signaling

Integrated Circuit Design

2,868 patents: Sort by Forward Citations

1. 12511064 - High-performance, high-capacity memory modules and systems (2025-12-30),

2. 12504904 - Memory controller partitioning for hybrid memory system (2025-12-23),

3. 12499966 - Dynamic, random-access memory with hidden memory scrubbing (2025-12-16),

4. 12499937 - Flash memory device with photon assisted programming (2025-12-16),

5. 12498918 - Device management system with embedded management operation database (2025-12-16),

6. 12498864 - Load-reduced DRAM stack (2025-12-16),

7. 12493568 - Semiconductor memory systems with on-die data buffering (2025-12-09),

8. 12489598 - Phase-based lock detector with programmable frequency offset tolerance (2025-12-02),

9. 12488814 - DRAM interface mode with improved channel integrity and efficiency at high signaling rates (2025-12-02),

10. 12475969 - Dynamic random access memory (DRAM) device with variable burst lengths (2025-11-18),

11. 12475944 - Multidrop optical input/output module (2025-11-18),

12. 12469529 - Buffer device with low-latency skid mode for data freshness (2025-11-11),

13. 12468441 - Memory device having hidden refresh (2025-11-11),

14. 12463849 - Burst-tolerant decision feedback equalization (2025-11-04),

15. 12463794 - High-speed circuit combining AES and SM4 encryption and decryption (2025-11-04),

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.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

2,868 Patents

#8 in San Jose, CA

#38 in California

#154 in US

#322 in the World

San Jose, CA, United States of America

Rambus Inc.

Forward Citations = 41,634

571 inventors:

Frederick Abbott Ware (741 out of 778 patents)

Craig Edward Hampel (296 out of 310 patents)

Jared L Zerbe (238 out of 257 patents)

4. Ely K Tsern (228 out of 244 patents)

5. Ian P Shaeffer (218 out of 234 patents)

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