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San Jose, CA, United States of America

Cryptography Research, Inc.

USPTO Granted Patents = 196

EPO Patents = 34

Trademarks = 5

Forward Citations = 2,373

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67 inventors (with patents filed for the assignee):

Paul Carl Kocher (55 out of 73 patents)

Joshua M Jaffe (32 out of 44 patents)

Ambuj Kumar (31 out of 48 patents)

4. Michael Alexander Hamburg (28 out of 28 patents)

5. Mark Evan Marson (25 out of 28 patents)

6. Benjamin Che-Ming Jun (22 out of 35 patents)

7. Scott C Best (22 out of 200 patents)

8. Pankaj Rohatgi (21 out of 45 patents)

9. Michael Tunstall (17 out of 17 patents)

10. Helena Handschuh (16 out of 21 patents)

11. Megan Anneke Wachs (14 out of 16 patents)

12. Denis Alexandrovich Pochuev (14 out of 16 patents)

13. Elke De Mulder (14 out of 15 patents)

14. Benjamin C Jun (14 out of 19 patents)

15. Michael Hutter (13 out of 13 patents)

Core Competencies:

Data Obfuscation

Neural Network Protection

Cryptographic Key Management

Ephemeral Asymmetric Keypair

Hardware Error Classification

Anti-Counterfeiting Applications

Secure Computation Environment

Side-Channel Attack Resistance

Memory Protection

Device Identification Keys

Internet of Things Management

Secure Session State Management

196 patents: Sort by Forward Citations

1. 12506609 - Securely provisioning a secure data asset to a target device using an authorization token (2025-12-23),

2. 12500738 - Protection of cryptographic substitution-permutation networks from fault injection attacks (2025-12-16),

3. 12423026 - Obfuscation of data in a memory (2025-09-23),

4. 12417141 - Generating a target data based on a function associated with a physical variation of a device (2025-09-16),

5. 12393702 - Protecting cryptographic keys stored in non-volatile memory (2025-08-19),

6. 12393679 - Protection of neural networks by obfuscation of neural network operations and architecture (2025-08-19),

7. 12362948 - Authentication using an ephemeral asymmetric keypair (2025-07-15),

8. 12335365 - Protection of transformations by intermediate randomization in cryptographic operations (2025-06-17),

9. 12332732 - Pipelined hardware error classification and handling (2025-06-17),

10. 12326823 - Application authentication and data encryption without stored pre-shared keys (2025-06-10),

11. 12323418 - Authentication timers (2025-06-03),

12. 12316742 - Hardware circuit to perform round computations of ARX-based stream ciphers (2025-05-27),

13. 12314372 - Anti-counterfeiting applications for advanced memories (2025-05-27),

14. 12307000 - Share domain arrangements for masked hardware implementations (2025-05-20),

15. 12287874 - Efficient integrity monitoring of processing operations with multiple memory arrays (2025-04-29),

Cryptography Research, Inc. is a leading provider of security technologies and services for protecting data and securing electronic systems. They specialize in cryptographic technologies, from hardware IP cores to software tools, and collaborate with industry partners to deliver innovative solutions. With expertise in system security, tamper resistance, content protection, network security, and anti-counterfeiting, Cryptography Research, Inc. is dedicated to ensuring the highest level of security and trust in a connected world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

196 Patents

#64 in San Jose, CA

#473 in California

#2,032 in US

#4,186 in the World

San Jose, CA, United States of America

Cryptography Research, Inc.

Forward Citations = 2,373

67 inventors:

Paul Carl Kocher (55 out of 73 patents)

Joshua M Jaffe (32 out of 44 patents)

Ambuj Kumar (31 out of 48 patents)

4. Michael Alexander Hamburg (28 out of 28 patents)

5. Mark Evan Marson (25 out of 28 patents)

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