For the Inventor, By the Inventor

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Richardson, TX, United States of America

Cyrix Corporation

USPTO Granted Patents = 85

Forward Citations = 1,955

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50 inventors (with patents filed for the assignee):

Raul A Garibay, Jr (14 out of 32 patents)

Mark W Bluhm (14 out of 34 patents)

David W Matula (10 out of 21 patents)

4. Steven C McMahan (10 out of 17 patents)

5. John K Eitrheim (10 out of 14 patents)

6. Willard S Briggs (8 out of 18 patents)

7. Mark W Hervin (7 out of 13 patents)

8. Mark W McDermott (7 out of 19 patents)

9. Marc A Quattromani (6 out of 11 patents)

10. Robert D Maher, Iii (6 out of 6 patents)

11. Marvin Wayne Martinez, Jr (5 out of 12 patents)

12. Margaret R Herubin (5 out of 18 patents)

13. Thomas B Brightman (5 out of 5 patents)

14. Thomas D Selgas (5 out of 6 patents)

15. Sean T Crowley (4 out of 4 patents)

Core Competencies:

Microprocessor

Prefetch Buffer

Power Management

Branch Processing

Cache Coherency

Data Dependency

Clock Generation

Error Handling

Instruction Sequencing

Integrated Circuit

Memory Management

Data Compression

85 patents: Sort by Forward Citations

1. 5845133 - Virtualized functions within a microprocessor (1998-12-01),

2. 5838897 - Debugging a processor using data output during idle bus cycles (1998-11-17),

3. 5835967 - Adjusting prefetch size based on source of prefetch address (1998-11-10),

4. 5805879 - In a pipelined processor, setting a segment access indicator during (1998-09-08),

5. 5784713 - Address calculation logic including limit checking using carry out to (1998-07-21),

6. 5784589 - Distributed free register tracking for register renaming using an (1998-07-21),

7. 5777500 - Multiple clock source generation with independently adjustable duty (1998-07-07),

8. 5771365 - Condensed microaddress generation in a complex instruction set computer (1998-06-23),

9. 5764999 - Enhanced system management mode with nesting (1998-06-09),

10. 5752274 - Address translation unit employing a victim TLB (1998-05-12),

11. 5742755 - Error-handling circuit and method for memory address alignment double (1998-04-21),

12. 5742184 - Microprocessor having a compensated input buffer circuit (1998-04-21),

13. 5740416 - Branch processing unit with a far target cache accessed by indirection (1998-04-14),

14. 5740410 - Static clock generator (1998-04-14),

15. 5740398 - Program order sequencing of data in a microprocessor with write buffer (1998-04-14),

Company Overview

Cyrix Corporation, headquartered in Richardson, Texas, specializes in microprocessor technology, focusing on the development and manufacturing of advanced microprocessors. The company is known for its innovations in areas such as prefetch buffers, power management, and branch processing, which enhance the performance and efficiency of computing systems. Cyrix's expertise extends to cache coherency, data dependency, clock generation, and error handling, positioning it as a significant player in the microprocessor industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

85 Patents

#9 in Richardson, TX

#234 in Texas

#4,378 in US

#8,962 in the World

Richardson, TX, United States of America

Cyrix Corporation

Forward Citations = 1,955

50 inventors:

Raul A Garibay, Jr (14 out of 32 patents)

Mark W Bluhm (14 out of 34 patents)

David W Matula (10 out of 21 patents)

4. Steven C McMahan (10 out of 17 patents)

5. John K Eitrheim (10 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cyrix Corporation. Retrieved from https://idiyas.com/company/cyrix

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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