For the Inventor, By the Inventor

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San Jose, CA, United States of America

Spyrus, Inc.

USPTO Granted Patents = 22

Trademarks = 2

Forward Citations = 1,593

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28 inventors (with patents filed for the assignee):

Burton George Tregub (5 out of 5 patents)

Mark James Sutherland (5 out of 32 patents)

Duane J Linsenbardt (5 out of 5 patents)

4. Russell D Housley (5 out of 6 patents)

5. William Reid Carlisle (4 out of 5 patents)

6. William P Bialick (4 out of 4 patents)

7. John N Young (3 out of 3 patents)

8. Robert R Jueneman (3 out of 3 patents)

9. Gregg Daniel Weissman (3 out of 7 patents)

10. Gregory W Dalcher (3 out of 3 patents)

11. Charles R J Moore (3 out of 3 patents)

12. Janet L Dolphin (3 out of 3 patents)

13. Paul Waihung Chau (3 out of 6 patents)

14. Thomas K Rowland (2 out of 9 patents)

15. Hon Tran (2 out of 2 patents)

22 patents: Sort by Forward Citations

1. 10673626 - Threshold secret share authentication proof and secure blockchain voting with hardware security modules (2020-06-02),

2. 10447486 - Remote attestation of a security module's assurance level (2019-10-15),

3. 9742561 - Secure remote authentication of local machine services using secret sharing (2017-08-22),

4. 9521123 - Method for file encryption (2016-12-13),

5. 9049010 - Portable data encryption device with configurable security functionality and method for file encryption (2015-06-02),

6. 8009829 - Method and system for deploying advanced cryptographic algorithms (2011-08-30),

7. 7757100 - Protected volume on a data storage device with dual operating systems and configurable access and encryption controls (2010-07-13),

8. 7380140 - Providing a protected volume on a data storage device (2008-05-27),

9. 7356692 - Method and system for enforcing access to a computing resource using a licensing attribute certificate (2008-04-08),

10. 6981149 - Secure, easy and/or irreversible customization of cryptographic device (2005-12-27),

11. 6904523 - Method and system for enforcing access to a computing resource using a licensing attribute certificate (2005-06-07),

12. 6816965 - Method and system for a policy enforcing module (2004-11-09),

13. 6737990 - Key input apparatus interface (2004-05-18),

14. 6295602 - Event-driven serialization of access to shared resources (2001-09-25),

15. 6292898 - Active erasure of electronically stored data upon tamper detection (2001-09-18),

SPYRUS, Inc. specializes in providing secure hardware-based encryption, authentication, and data protection solutions. The company offers a range of products designed to protect sensitive data on various devices, including USB flash drives, portable SSDs, and secure multi-function smart cards. SPYRUS' solutions are trusted by government organizations, defense contractors, and enterprises worldwide to safeguard critical information and ensure regulatory compliance.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

22 Patents

#303 in San Jose, CA

#3,450 in California

#14,505 in US

#27,863 in the World

San Jose, CA, United States of America

Spyrus, Inc.

Forward Citations = 1,593

28 inventors:

Burton George Tregub (5 out of 5 patents)

Mark James Sutherland (5 out of 32 patents)

Duane J Linsenbardt (5 out of 5 patents)

4. Russell D Housley (5 out of 6 patents)

5. William Reid Carlisle (4 out of 5 patents)

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