For the Inventor, By the Inventor

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Walnut, CA, United States of America

Cujo LLC

USPTO Granted Patents = 48

EPO Patents = 23

Trademarks = 3

Forward Citations = 98

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38 inventors (with patents filed for the assignee):

Yuri Frayman (11 out of 11 patents)

Einaras Von Gravrock (11 out of 11 patents)

Leonid Kuperman (10 out of 10 patents)

4. Santeri Kangas (10 out of 10 patents)

5. Gabor Takacs (9 out of 9 patents)

6. Leonardas Marozas (9 out of 9 patents)

7. Filip Savin (8 out of 8 patents)

8. Robert Beatty (7 out of 7 patents)

9. Kimmo Kasslin (5 out of 11 patents)

10. Matti Niemenmaa (5 out of 5 patents)

11. Matteo Cafasso (4 out of 7 patents)

12. Attila Egri (3 out of 3 patents)

13. James Mathews (3 out of 3 patents)

14. Pedro De Alvarenga Bastos (2 out of 2 patents)

15. Paulius Ulozas (2 out of 2 patents)

Core Competencies:

Network Security

Device Identification

Application Detection

Botnet Detection

Malicious Network Addresses

Smart Appliance Analysis

Encryption Metadata

Traffic Management

Connected Device Identity

Web Reputation

VPN Detection

Network Traffic Analysis

48 patents: Sort by Forward Citations

1. 12712924 - DETERMINING SUM LENGTH OF HOST AND PATH IN ENCRYPTED HTTP REQUEST MESSAGE (2026-08-18),

2. 12706817 - Passing device context information and associated connected device identity to service in customer-premises equipment (2026-08-11),

3. 12671717 - Network security with server name indication (2026-06-30),

4. 12671689 - Network device identification (2026-06-30),

5. 12652289 - Web 3.0 object reputation (2026-06-09),

6. 12556425 - Passing connected device identity to service in customer-premises equipment (2026-02-17),

7. 12470575 - Website reputation cache based on connected device features (2025-11-11),

8. 12452214 - Network device protection (2025-10-21),

9. 12445462 - Technical support scam protection (2025-10-14),

10. 12301655 - Peer-to-peer (P2P) network identification (2025-05-13),

11. 12261856 - Network security with VPN detection (2025-03-25),

12. 12192164 - Processing medium access control (MAC) address in customer-premises equipment (CPE) (2025-01-07),

13. 12107890 - Network security with server name indication (2024-10-01),

14. 11979374 - Local network device connection control (2024-05-07),

15. 11843946 - Device-specific wireless access point password authentication (2023-12-12),

Company Overview

Cujo LLC, based in Walnut, California, specializes in advanced network security solutions aimed at enhancing the safety and efficiency of connected devices. The company focuses on technologies such as device identification, malicious network detection, and application usage estimation, leveraging machine learning models to optimize network traffic management. Cujo's innovations support smart appliance analysis and peer-to-peer networking, ensuring robust protection for users in an increasingly interconnected digital landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

48 Patents

#2 in Walnut, CA

#1,715 in California

#7,288 in US

#14,561 in the World

Walnut, CA, United States of America

Cujo LLC

Forward Citations = 98

38 inventors:

Yuri Frayman (11 out of 11 patents)

Einaras Von Gravrock (11 out of 11 patents)

Leonid Kuperman (10 out of 10 patents)

4. Santeri Kangas (10 out of 10 patents)

5. Gabor Takacs (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cujo LLC. Retrieved from https://idiyas.com/company/cujo

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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