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Mountain View, CA, United States of America

Quickturn Design Systems, Inc.

USPTO Granted Patents = 84

% Expired Patents = 6.0

Forward Citations = 3,304

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72 inventors (with patents filed for the assignee):

Stephen Paul Sample (24 out of 42 patents)

Michael R Butts (24 out of 36 patents)

Mitchell Grant Poplack (9 out of 66 patents)

4. Jon A Batcheller (9 out of 10 patents)

5. William F Beausoleil (8 out of 33 patents)

6. Peter Tannenbaum (8 out of 9 patents)

7. Rakesh H Patel (7 out of 157 patents)

8. Thomas B Huang (7 out of 11 patents)

9. Kevin A Norman (7 out of 32 patents)

10. Mikhail Bershteyn (6 out of 9 patents)

11. Tak-kwong Ng (6 out of 12 patents)

12. Helmut Roth (6 out of 9 patents)

13. Lawrence A Thomas (5 out of 7 patents)

14. Thomas S Payne (5 out of 13 patents)

15. Michael R D'Amour (5 out of 7 patents)

Core Competencies:

Memory Emulation

Signal Routing

Design Verification

Emulation Architecture

Programmable Logic

Concurrent Behavior Modeling

High-Speed Emulation

Input/Output Buffer

Logic Analysis

Circuit Emulation

Asynchronous Applications

Reconfigurable Logic

84 patents: Sort by Forward Citations

1. 8145469 - System and method for providing compact mapping between dissimilar memory systems (2012-03-27),

2. 7937258 - System and method for providing compact mapping between dissimilar memory systems (2011-05-03),

3. 7739097 - Emulation system with time-multiplexed interconnect (2010-06-15),

4. 7739093 - Method of visualization in processor based emulation system (2010-06-15),

5. 7738399 - System and method for identifying target systems (2010-06-15),

6. 7738398 - System and method for configuring communication systems (2010-06-15),

7. 7721036 - System and method for providing flexible signal routing and timing (2010-05-18),

8. 7640155 - Extensible memory architecture and communication protocol for supporting multiple devices in low-bandwidth, asynchronous applications (2009-12-29),

9. 7606697 - System and method for resolving artifacts in differential signals (2009-10-20),

10. 7577558 - System and method for providing compact mapping between dissimilar memory systems (2009-08-18),

11. 7555424 - Method and apparatus for rewinding emulated memory circuits (2009-06-30),

12. 7555423 - Emulation processor interconnection architecture (2009-06-30),

13. 7440884 - Memory rewind and reconstruction for hardware emulator (2008-10-21),

14. 7440866 - System and method for validating an input/output voltage of a target system (2008-10-21),

15. 7404160 - Method and system for hardware based reporting of assertion information for emulation and hardware acceleration (2008-07-22),

Quickturn Design Systems, Inc. is a prominent player in the field of hardware emulation, specializing in advanced solutions that enhance the design and verification processes for complex electronic systems. The company focuses on core technologies such as memory emulation, signal routing, and emulation architecture, enabling engineers to model concurrent behaviors and achieve high-speed emulation. Based in Mountain View, California, Quickturn is dedicated to providing innovative tools that streamline the development of programmable logic and improve input/output buffering in electronic designs.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

84 Patents

#41 in Mountain View, CA

#1,021 in California

#4,423 in US

#9,044 in the World

Mountain View, CA, United States of America

Quickturn Design Systems, Inc.

Forward Citations = 3,304

72 inventors:

Stephen Paul Sample (24 out of 42 patents)

Michael R Butts (24 out of 36 patents)

Mitchell Grant Poplack (9 out of 66 patents)

4. Jon A Batcheller (9 out of 10 patents)

5. William F Beausoleil (8 out of 33 patents)

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