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Helsinki, Finland

Stonesoft Corporation

USPTO Granted Patents = 15

% Expired Patents = 6.7

EPO Patents = 2

Forward Citations = 347

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11 inventors (with patents filed for the assignee):

Tuomo Syvänne (9 out of 13 patents)

Mika Jalava (5 out of 6 patents)

Riku Salminen (2 out of 3 patents)

4. Kari Nurmela (2 out of 2 patents)

5. Daavid Hentunen (1 out of 15 patents)

6. Matti Leppanen (1 out of 1 patent)

7. Henri Sara (1 out of 1 patent)

8. Eino Lilius (1 out of 1 patent)

9. Joona Airamo (1 out of 1 patent)

10. Mika Rautila (1 out of 1 patent)

11. Jesse Lahtinen (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 8099776 - Personalized firewall (2012-01-17),

2. 8085752 - Handling connections moving between firewalls (2011-12-27),

3. 8019850 - Virtual private network management (2011-09-13),

4. 7739727 - Method of managing a network device, a management system, and a network device (2010-06-15),

5. 7721084 - Firewall for filtering tunneled data packets (2010-05-18),

6. 7461401 - Handling related connections in a firewall (2008-12-02),

7. 7406534 - Firewall configuration validation (2008-07-29),

8. 7401353 - Detecting and blocking malicious connections (2008-07-15),

9. 7386525 - Data packet filtering (2008-06-10),

10. 7360242 - Personal firewall with location detection (2008-04-15),

11. 7325248 - Personal firewall with location dependent functionality (2008-01-29),

12. 7302480 - Monitoring the flow of a data stream (2007-11-27),

13. 7260843 - Intrusion detection method and system (2007-08-21),

14. 7234166 - Event sequence detection (2007-06-19),

15. 7162737 - Synchronization of security gateway state information (2007-01-09),

Stonesoft Corporation, based in Helsinki, Finland, specializes in advanced cybersecurity solutions, particularly in the realm of network security and firewall technologies. The company focuses on developing innovative software that protects organizations from a wide range of cyber threats, ensuring secure and resilient IT infrastructures. With a commitment to research and development, Stonesoft aims to stay at the forefront of cybersecurity advancements, catering to diverse industries and enhancing digital safety on a global scale.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

Stonesoft Corporation

15 Patents

#68 in Helsinki

#219 in Finland

#39,881 in the World

Helsinki, Finland

Stonesoft Corporation

Forward Citations = 347

11 inventors:

Tuomo Syvänne (9 out of 13 patents)

Mika Jalava (5 out of 6 patents)

Riku Salminen (2 out of 3 patents)

4. Kari Nurmela (2 out of 2 patents)

5. Daavid Hentunen (1 out of 15 patents)

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