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Los Angeles, CA, United States of America

Petros Efstathopoulos

USPTO Granted Patents = 41 (Patent Applications = 2)

EPO Patents = 2 (Patent Applications = 3)

Average Co-Inventor Count = 2.3

ph-index = 11

Forward Citations = 532(Granted Patents)

Location History:

Culver City, CA (US) (2021)
Los Angeles, CA (US) (2012 - 2024)

Company Filing History:

22 out of 3,063

Symantec Corporation

Nortonlifelock Inc.

Gen Digital Inc.

Years Active: 2012-2025

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Areas of Expertise:

Online Tracking

Privacy Leakage

Cyber Risk Communications

Security Vulnerabilities

Device Fingerprinting

Identity Verification

Machine Learning Security

Cloud Data Security

Internet of Things

Data Deduplication

Malicious Application Prevention

Network Security

41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12346922 - Protecting against an estimated level of online tracking (2025-07-01),

2. 12166761 - Distinguishing between functional tracking domains and nonfunctional tracking domains on a host web page (2024-12-10),

3. 12014386 - Protecting against an estimated level of online tracking (2024-06-18),

4. 11949679 - Distinguishing between functional tracking domains and nonfunctional tracking domains on a host web page (2024-04-02),

5. 11777909 - Identifying and removing a tracking capability from an external domain that performs a tracking activity on a host web page (2023-10-03),

6. 11528257 - Identifying and removing a tracking capability from an external domain that performs a tracking activity on a host web page (2022-12-13),

7. 11205010 - Systems and methods for identifying privacy leakage information (2021-12-21),

8. 11194925 - User-based cyber risk communications using personalized notifications (2021-12-07),

9. 11176268 - Systems and methods for generating user profiles (2021-11-16),

10. 11132447 - Determining security vulnerabilities of Internet of Things devices (2021-09-28),

11. D930495 - Label for device security (2021-09-14),

12. 11122040 - Systems and methods for fingerprinting devices (2021-09-14),

13. 11032303 - Classification using projection of graphs into summarized spaces (2021-06-08),

14. 11030342 - Systems and methods for controlling uploading of potentially sensitive information to the internet (2021-06-08),

15. 11010492 - Real-time detection of privacy leaks based on linguistic features (2021-05-18),

Title: Innovations and Patents of Petros Efstathopoulos

Introduction

Petros Efstathopoulos is an esteemed inventor based in Los Angeles, CA, known for his significant contributions to the field of innovation, particularly in online tracking technologies. With an impressive portfolio of 40 patents, Efstathopoulos has made strides in enhancing web page functionality and user privacy.

Latest Patents

Among his latest patents is a groundbreaking invention titled "Distinguishing between functional tracking domains and nonfunctional tracking domains on a host web page." This patent outlines a method to evaluate tracking domains, allowing functional domains to load content while blocking nonfunctional ones. This advancement is crucial for preserving the overall functionality of web pages. Another notable patent is focused on "Protecting against an estimated level of online tracking." This invention collects browsing data to categorize users, enabling the estimation of online tracking levels for unknown users based on established clusters of similar known users.

Career Highlights

Petros Efstathopoulos has held key roles in prominent companies such as Symantec Corporation and Norton LifeLock Inc. His expertise in cybersecurity and online privacy has been instrumental in developing effective tracking protection methodologies.

Collaborations

Throughout his career, Efstathopoulos has collaborated with notable professionals, including Daniel Marino and Ashwin Kumar Kayyoor. These partnerships have fostered innovative solutions that address key challenges in online user privacy and tracking.

Conclusion

Petros Efstathopoulos exemplifies the spirit of innovation through his extensive patent portfolio and contributions to the field. His work continues to shape the future of online tracking technologies, enhancing user experience and privacy across the web.

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