Chelmsford, MA, United States of America

Exfo Service Assurance Inc.

Calculating rank

USPTO Granted Patents = 8

% Expired Patents = 50.0

Forward Citations = 59

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7 inventors (with patents filed for the assignee):

Kaynam Hedayat (6 out of 8 patents)

Daniel S Pyrik (4 out of 4 patents)

Nicholas W Saparoff (2 out of 6 patents)

4. Nagarjuna Venna (2 out of 2 patents)

5. Deborah Primerano (1 out of 2 patents)

6. Robert Naylor (1 out of 1 patent)

7. Steven A DesRochers (1 out of 2 patents)

8 patents: Sort by Forward Citations

1. 9444699 - Scalable network monitoring system (2016-09-13),

2. 8914490 - Automated discovery and procurement of management information bases (MIBs) (2014-12-16),

3. 8576909 - System and method for monitoring video packets for quantifying video quality (2013-11-05),

4. 8271633 - Correlating network transactions (2012-09-18),

5. 7933329 - System and method for monitoring video packets for quantifying video quality (2011-04-26),

6. 7840670 - Apparatus and method for passively analyzing a data packet delivery path (2010-11-23),

7. 7512069 - IP packet identification method and system for TCP connection and UDP stream (2009-03-31),

8. 7454494 - Apparatus and method for actively analyzing a data packet delivery path (2008-11-18),

Company Overview

EXFO Service Assurance Inc. provides test, monitoring and analytics solutions for communications service providers. The company offers a range of products and services to help ensure the quality of network performance, troubleshoot issues, and improve customer experience. With headquarters in Canada, EXFO serves customers worldwide with innovative solutions for next-generation networks.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#19 in Chelmsford, MA

#2,102 in Massachusetts

#35,954 in US

Chelmsford, MA, United States of America