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List of EXFO patents

Patents where

Current Assignee

Name

EXFO

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 11340137 Method and system for multi-link connection testing	Patent 11340137 was granted and assigned to EXFO on May, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11340137	May 24, 2022
‌ US Patent 11624680 Optical fiber endface inspection microscope having adapter tip detection and autoconfiguration	Patent 11624680 was granted and assigned to EXFO on April, 2023 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11624680	April 11, 2023
‌ US Patent 11650128 Optical fiber recognition using backscattering pattern	Patent 11650128 was granted and assigned to EXFO on May, 2023 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11650128	May 16, 2023
‌ US Patent 11522939 Over-the-top media service testing and QoE issues isolation	Patent 11522939 was granted and assigned to EXFO on December, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11522939	December 6, 2022
‌ US Patent 11271641 OTDR method for end-to-end optical fiber link characterization	Patent 11271641 was granted and assigned to EXFO on March, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11271641	March 8, 2022
‌ US Patent 9749043 Method for referencing an optical power loss measurement system, and associated computer readable memory and OPLM system	Patent 9749043 was granted and assigned to EXFO on August, 2017 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	9749043	August 29, 2017
‌ US Patent 11540234 Automated narrow peak interference severity estimation	Patent 11540234 was granted and assigned to EXFO on December, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11540234	December 27, 2022
‌ US Patent 11405101 OTDR receive device with connectivity feedback	Patent 11405101 was granted and assigned to EXFO on August, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11405101	August 2, 2022
‌ US Patent 11480496 Test method for characterizing an optical fiber link		EXFO	EXFO	United States Patent and Trademark Office	11480496	October 25, 2022
‌ US Patent 11644625 Adapter tip and microscope system for inspection of fiber-optic connector endfaces	Patent 11644625 was granted and assigned to EXFO on May, 2023 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11644625	May 9, 2023
‌ US Patent 11514651 Utilizing augmented reality to virtually trace cables	Patent 11514651 was granted and assigned to EXFO on November, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11514651	November 29, 2022
‌ US Patent 11595125 Transceiver agnostic GOSNR measurement	Patent 11595125 was granted and assigned to EXFO on February, 2023 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11595125	February 28, 2023
‌ US Patent 11519782 Offset nulling for optical power meters	Patent 11519782 was granted and assigned to EXFO on December, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11519782	December 6, 2022
‌ US Patent D955419 Display screen or portion thereof with graphical user interface	Patent D955419 was granted and assigned to EXFO on June, 2022 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	D955419	June 21, 2022
‌ US Patent 10735109 Automated analysis of RF spectrum			EXFO	United States Patent and Trademark Office	10735109	August 4, 2020
‌ US Patent D763712 Portable test instrument	Patent D763712 was granted and assigned to EXFO on August, 2016 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	D763712	August 16, 2016
‌ US Patent 9438336 Characterization of non-ASE noise on optical signals	Patent 9438336 was granted and assigned to EXFO on September, 2016 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	9438336	September 6, 2016
‌ US Patent D798171 Module for use in a test instrument	Patent D798171 was granted and assigned to EXFO on September, 2017 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	D798171	September 26, 2017
‌ US Patent 10951316 Fronthaul remote access and monitoring systems and methods to test fiber optic infrastructure and RF spectrum	Patent 10951316 was granted and assigned to EXFO on March, 2021 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	10951316	March 16, 2021
‌ US Patent 10659178 Fronthaul remote access and monitoring systems and methods to test fiber optic infrastructure and RF spectrum	Patent 10659178 was granted and assigned to EXFO on May, 2020 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	10659178	May 19, 2020
‌ US Patent 9673894 Characterization of linear crosstalk on multiplexed optical signals	Patent 9673894 was granted and assigned to EXFO on June, 2017 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	9673894	June 6, 2017
‌ US Patent 11016772 System and method for executing scripts in a virtual network function	Patent 11016772 was granted and assigned to EXFO on May, 2021 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	11016772	May 25, 2021
‌ US Patent D796522 Display screen, or portion thereof, with graphical user interface	Patent D796522 was granted and assigned to EXFO on September, 2017 by the United States Patent and Trademark Office.		EXFO	United States Patent and Trademark Office	D796522	September 5, 2017
‌ US Patent 10936396 Systems and methods for validation of test results in network testing	Patent 10936396 was granted and assigned to EXFO on March, 2021 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	10936396	March 2, 2021
‌ US Patent 11134496 Auto-detection of AxC mapping within a CPRI link	Patent 11134496 was granted and assigned to EXFO on September, 2021 by the United States Patent and Trademark Office.	EXFO	EXFO	United States Patent and Trademark Office	11134496	September 28, 2021

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