For the Inventor, By the Inventor

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San Jose, CA, United States of America

Cryptography Research, Inc.

USPTO Granted Patents = 199

EPO Patents = 34

Trademarks = 5

Forward Citations = 2,374

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69 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 49 patents)

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

5. Mark Evan Marson (26 out of 29 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 (17 out of 22 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

199 patents: Sort by Forward Citations

1. 12519769 - Modifying an identity token based on a trusted service (2026-01-06),

2. 12519610 - Efficient computation of bivariate statistical moments for side channel vulnerability evaluation (2026-01-06),

3. 12506609 - Securely provisioning a secure data asset to a target device using an authorization token (2025-12-23),

4. 12506604 - Low-latency multi-key encryption and decryption engine and techniques (2025-12-23),

5. 12500738 - Protection of cryptographic substitution-permutation networks from fault injection attacks (2025-12-16),

6. 12423026 - Obfuscation of data in a memory (2025-09-23),

7. 12417141 - Generating a target data based on a function associated with a physical variation of a device (2025-09-16),

8. 12393702 - Protecting cryptographic keys stored in non-volatile memory (2025-08-19),

9. 12393679 - Protection of neural networks by obfuscation of neural network operations and architecture (2025-08-19),

10. 12362948 - Authentication using an ephemeral asymmetric keypair (2025-07-15),

11. 12335365 - Protection of transformations by intermediate randomization in cryptographic operations (2025-06-17),

12. 12332732 - Pipelined hardware error classification and handling (2025-06-17),

13. 12326823 - Application authentication and data encryption without stored pre-shared keys (2025-06-10),

14. 12323418 - Authentication timers (2025-06-03),

15. 12316742 - Hardware circuit to perform round computations of ARX-based stream ciphers (2025-05-27),

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 - Jan 20 2026

199 Patents

#64 in San Jose, CA

#460 in California

#2,001 in US

#4,129 in the World

San Jose, CA, United States of America

Cryptography Research, Inc.

Forward Citations = 2,374

69 inventors:

Paul Carl Kocher (55 out of 73 patents)

Joshua M Jaffe (32 out of 44 patents)

Ambuj Kumar (31 out of 49 patents)

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

5. Mark Evan Marson (26 out of 29 patents)

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