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For the Inventor, By the Inventor

Helsinki, Finland

Stonesoft Corporation

Calculating rank
USPTO Granted Patents = 15

% Expired Patents = 6.7


Forward Citations = 348

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11 inventors (with patents filed for the assignee):

goldMedal Tuomo Syvänne (9 out of 13 patents)

silverMedal Mika Jalava (5 out of 6 patents)

bronzeMedal 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:

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),
Company Overview
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 synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Stonesoft Corporation USPTO Patent Assignee Logo
15 Patents

#68 in Helsinki

#220 in Finland

#39,991 in the World

Helsinki, FI
Helsinki, Finland

Stonesoft Corporation

Forward Citations = 348

11 inventors:

goldMedal Tuomo Syvänne (9 out of 13 patents)

silverMedal Mika Jalava (5 out of 6 patents)

bronzeMedal Riku Salminen (2 out of 3 patents)

4.  Kari Nurmela (2 out of 2 patents)

5.  Daavid Hentunen (1 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stonesoft Corporation. Retrieved from https://idiyas.com/company/stonesoft

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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