Exfo Inc.

Organization

Quebec, CA

Ticker Symbols

NASDAQ:EXFO

INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS
Business Address
400 GODIN AVENUE QUEBEC CITY A8 G1M 2K2 418-683-0211
Mailing Address
400 GODIN AVENUE QUEBEC CITY A8 G1M 2K2
State Location
A8
State of Incorporation
A8

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber endface inspection microscope having a dual illuminat...
- Patent number 12,130,197
- Issue date Oct 29, 2024
- Exfo Inc.
- Nicolas Caron
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical fiber endface inspection microscope having a swappable opti...
- Patent number 12,050,149
- Issue date Jul 30, 2024
- Exfo Inc.
- Olivier Cote
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Spectral averaging of OTDR traces
- Patent number 12,050,150
- Issue date Jul 30, 2024
- Exfo Inc.
- Michel Leclerc
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Identification of clusters of elements causing network performance...
- Patent number 12,052,134
- Issue date Jul 30, 2024
- Exfo Inc.
- Hai Hong Phan Vu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical-fiber device for one-cord reference optical power loss meas...
- Patent number 12,047,117
- Issue date Jul 23, 2024
- Exfo Inc.
- Gang He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automated calibration of QoE assessment between content delivery ne...
- Patent number 11,956,513
- Issue date Apr 9, 2024
- Exfo Inc.
- Sylvain Nadeau
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Visual fiber finder for sequencing optical fiber testing
- Patent number 11,921,000
- Issue date Mar 5, 2024
- Exfo Inc.
- Michel Leclerc
- G01 - MEASURING TESTING
Information Patent Grant
System and method for assisting in fiber optic splices
- Patent number 11,906,389
- Issue date Feb 20, 2024
- Exfo Inc.
- Stephane Perron
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Early detection of quality control test failures for manufacturing...
- Patent number 11,892,507
- Issue date Feb 6, 2024
- Exfo Inc.
- Jonathan Plante
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Testing optical fiber link continuity using OTDR backscattering pat...
- Patent number 11,879,802
- Issue date Jan 23, 2024
- Exfo Inc.
- Stephane Perron
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signature recognition on optical-fiber connector endfaces
- Patent number 11,821,808
- Issue date Nov 21, 2023
- Exfo Inc.
- Olivier Cote
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical test instrument with removable cartridge
- Patent number 11,726,002
- Issue date Aug 15, 2023
- Exfo Inc.
- Michael Simard
- G02 - OPTICS
Information Patent Grant
Portable test instrument
- Patent number D989645
- Issue date Jun 20, 2023
- Exfo Inc.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Optical fiber recognition using backscattering pattern
- Patent number 11,650,128
- Issue date May 16, 2023
- Exfo Inc.
- Michel Leclerc
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adapter tip and microscope system for inspection of fiber-optic con...
- Patent number 11,644,625
- Issue date May 9, 2023
- Exfo Inc.
- Jean Filion
- G02 - OPTICS
Information Patent Grant
Optical fiber endface inspection microscope having adapter tip dete...
- Patent number 11,624,680
- Issue date Apr 11, 2023
- Exfo Inc.
- Mario L'Heureux
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Transceiver agnostic GOSNR measurement
- Patent number 11,595,125
- Issue date Feb 28, 2023
- Exfo Inc.
- Gang He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automated narrow peak interference severity estimation
- Patent number 11,540,234
- Issue date Dec 27, 2022
- Exfo Inc.
- Marco Di Pietro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Over-the-top media service testing and QoE issues isolation
- Patent number 11,522,939
- Issue date Dec 6, 2022
- Exfo Inc.
- Sylvain Nadeau
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Offset nulling for optical power meters
- Patent number 11,519,782
- Issue date Dec 6, 2022
- Exfo Inc.
- Nelu Radu
- G01 - MEASURING TESTING
Information Patent Grant
Utilizing augmented reality to virtually trace cables
- Patent number 11,514,651
- Issue date Nov 29, 2022
- Exfo Inc.
- Jean Fontaine
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Test method for characterizing an optical fiber link
- Patent number 11,480,496
- Issue date Oct 25, 2022
- Exfo Inc.
- Stephane Perron
- G01 - MEASURING TESTING
Information Patent Grant
Portable test instrument
- Patent number D965455
- Issue date Oct 4, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Portable test instrument
- Patent number D960732
- Issue date Aug 16, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Portable test instrument
- Patent number D960731
- Issue date Aug 16, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Portable test instrument
- Patent number D960733
- Issue date Aug 16, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Portable test instrument
- Patent number D960734
- Issue date Aug 16, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Portable test instrument
- Patent number D960735
- Issue date Aug 16, 2022
- EXFO INC.
- Olivier Patry
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
OTDR receive device with connectivity feedback
- Patent number 11,405,101
- Issue date Aug 2, 2022
- Exfo Inc.
- Mario L'Heureux
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber inspection probe
- Patent number D955244
- Issue date Jun 21, 2022
- EXFO INC.
- Michael Simard
- D10 - Measuring, testing, or signalling instruments

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TEST DEVICE AND CONNECTOR ADAPTER
- Publication number 20240410784
- Publication date Dec 12, 2024
- EXFO INC.
- Alexandre DRAPEAU
- G01 - MEASURING TESTING
Information Patent Application
Visual Fault Locator (VFL) with variable gain control
- Publication number 20240385076
- Publication date Nov 21, 2024
- EXFO INC.
- Mario L’Heureux
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING
- Publication number 20240344878
- Publication date Oct 17, 2024
- EXFO INC.
- Hongxin CHEN
- G01 - MEASURING TESTING
Information Patent Application
ALL-OPTICAL OPEN CABLE OSNR MEASUREMENT
- Publication number 20240283532
- Publication date Aug 22, 2024
- EXFO INC.
- Gang HE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR CHARACTERIZATION OF POLARIZATION-DEPENDENT...
- Publication number 20240283531
- Publication date Aug 22, 2024
- EXFO INC.
- Gang HE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTING APC TRANS-DUPLEX F...
- Publication number 20240255713
- Publication date Aug 1, 2024
- EXFO INC.
- Olivier COTE
- G02 - OPTICS
Information Patent Application
METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING
- Publication number 20240134076
- Publication date Apr 25, 2024
- EXFO INC.
- Hongxin CHEN
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING
- Publication number 20240012167
- Publication date Jan 11, 2024
- EXFO INC.
- Hongxin CHEN
- G01 - MEASURING TESTING
Information Patent Application
ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTING DUPLEX FIBER-OPTIC...
- Publication number 20230367082
- Publication date Nov 16, 2023
- EXFO INC.
- Olivier COTE
- G02 - OPTICS
Information Patent Application
RF spectrum analyzer for TDD transmission that maintains synchroniz...
- Publication number 20230254788
- Publication date Aug 10, 2023
- EXFO INC.
- Dominic LAPIERRE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DUPLEX OPTICAL POWER LOSS MEASUREMENT USING AN ADAPTOR DEVICE
- Publication number 20230228649
- Publication date Jul 20, 2023
- EXFO INC.
- Michel LECLERC
- G01 - MEASURING TESTING
Information Patent Application
EARLY DETECTION OF QUALITY CONTROL TEST FAILURES FOR MANUFACTURING...
- Publication number 20230060909
- Publication date Mar 2, 2023
- EXFO INC.
- Jonathan PLANTE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Communication Network Performance and Fault Analysis Using Learning...
- Publication number 20230033680
- Publication date Feb 2, 2023
- EXFO INC.
- Justin M. Whatley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SPECTRAL AVERAGING OF OTDR TRACES
- Publication number 20220390321
- Publication date Dec 8, 2022
- EXFO INC.
- Michel LECLERC
- G01 - MEASURING TESTING
Information Patent Application
VISUAL FIBER FINDER FOR SEQUENCING OPTICAL FIBER TESTING
- Publication number 20220268665
- Publication date Aug 25, 2022
- EXFO INC.
- Michel LECLERC
- G01 - MEASURING TESTING
Information Patent Application
PEAK SELECTION ASSISTANCE FOR RF SPECTRUM ANALYSIS
- Publication number 20220244293
- Publication date Aug 4, 2022
- EXFO INC.
- Dominic LAPIERRE
- G01 - MEASURING TESTING
Information Patent Application
Identification of Clusters of Elements Causing Network Performance...
- Publication number 20220247620
- Publication date Aug 4, 2022
- EXFO INC.
- Hai Hong Phan Vu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTOMATED CALIBRATION OF QOE ASSESSMENT BETWEEN CONTENT DELIVERY NE...
- Publication number 20220191597
- Publication date Jun 16, 2022
- EXFO Inc.
- Sylvain NADEAU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING A DUAL ILLUMINAT...
- Publication number 20220170815
- Publication date Jun 2, 2022
- EXFO INC.
- Nicolas CARON
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING A SWAPPABLE OPTI...
- Publication number 20220170816
- Publication date Jun 2, 2022
- EXFO INC.
- Olivier COTE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TESTING OPTICAL FIBER LINK CONTINUITY USING OTDR BACKSCATTERING PAT...
- Publication number 20220128434
- Publication date Apr 28, 2022
- EXFO INC.
- Stephane PERRON
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING ADAPTER TIP DETE...
- Publication number 20220074810
- Publication date Mar 10, 2022
- EXFO INC.
- Mario L'HEUREUX
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTION OF FIBER-OPTIC CON...
- Publication number 20220035104
- Publication date Feb 3, 2022
- EXFO INC.
- Jean Filion
- G02 - OPTICS
Information Patent Application
OPTICAL-FIBER DEVICE FOR ONE-CORD REFERENCE OPTICAL POWER LOSS MEAS...
- Publication number 20220038177
- Publication date Feb 3, 2022
- EXFO INC.
- Gang HE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL FIBER RECOGNITION USING BACKSCATTERING PATTERN
- Publication number 20210404909
- Publication date Dec 30, 2021
- EXFO INC.
- Michel LECLERC
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Utilizing augmented reality to virtually trace cables
- Publication number 20210398355
- Publication date Dec 23, 2021
- EXFO INC.
- Jean Fontaine
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL TEST INSTRUMENT WITH REMOVABLE CARTRIDGE
- Publication number 20210278313
- Publication date Sep 9, 2021
- EXFO INC.
- Michael SIMARD
- G01 - MEASURING TESTING
Information Patent Application
TRANSCEIVER AGNOSTIC GOSNR MEASUREMENT
- Publication number 20210273722
- Publication date Sep 2, 2021
- EXFO INC.
- Gang He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TEST METHOD FOR CHARACTERIZING AN OPTICAL FIBER LINK
- Publication number 20210199536
- Publication date Jul 1, 2021
- EXFO INC.
- Stephane PERRON
- G01 - MEASURING TESTING
Information Patent Application
AUTOMATED NARROW PEAK INTERFERENCE SEVERITY ESTIMATION
- Publication number 20210176716
- Publication date Jun 10, 2021
- EXFO INC.
- Marco DI PIETRO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks

Information Trademark
87096435 - EXFO
- Serial number 87096435
- Registration number 5164580
- Filing date Jul 7, 2016
- EXFO INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87096403 - EXFO
- Serial number 87096403
- Registration number 5164579
- Filing date Jul 7, 2016
- EXFO INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
77475529 - LOOPMAPPER
- Serial number 77475529
- Filing date May 15, 2008
- EXFO Electro-Optical Engineering Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78623539 - COVALT
- Serial number 78623539
- Filing date May 5, 2005
- Consultronics Limited
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Organization

Ticker Symbols

Business Address

Mailing Address

State Location

State of Incorporation

Patents Grantslast 30 patents

Optical fiber endface inspection microscope having a dual illuminat...

Optical fiber endface inspection microscope having a swappable opti...

Spectral averaging of OTDR traces

Identification of clusters of elements causing network performance...

Optical-fiber device for one-cord reference optical power loss meas...

Automated calibration of QoE assessment between content delivery ne...

Visual fiber finder for sequencing optical fiber testing

System and method for assisting in fiber optic splices

Early detection of quality control test failures for manufacturing...

Testing optical fiber link continuity using OTDR backscattering pat...

Signature recognition on optical-fiber connector endfaces

Optical test instrument with removable cartridge

Portable test instrument

Optical fiber recognition using backscattering pattern

Adapter tip and microscope system for inspection of fiber-optic con...

Optical fiber endface inspection microscope having adapter tip dete...

Transceiver agnostic GOSNR measurement

Automated narrow peak interference severity estimation

Over-the-top media service testing and QoE issues isolation

Offset nulling for optical power meters

Utilizing augmented reality to virtually trace cables

Test method for characterizing an optical fiber link

Portable test instrument

Portable test instrument

Portable test instrument

Portable test instrument

Portable test instrument

Portable test instrument

OTDR receive device with connectivity feedback

Optical fiber inspection probe

Patents Applicationslast 30 patents

OPTICAL TEST DEVICE AND CONNECTOR ADAPTER

Visual Fault Locator (VFL) with variable gain control

METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING

ALL-OPTICAL OPEN CABLE OSNR MEASUREMENT

METHODS AND SYSTEMS FOR CHARACTERIZATION OF POLARIZATION-DEPENDENT...

ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTING APC TRANS-DUPLEX F...

METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING

METHOD AND APPARATUS OF DISTRIBUTED ACOUSTIC SENSING

ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTING DUPLEX FIBER-OPTIC...

RF spectrum analyzer for TDD transmission that maintains synchroniz...

DUPLEX OPTICAL POWER LOSS MEASUREMENT USING AN ADAPTOR DEVICE

EARLY DETECTION OF QUALITY CONTROL TEST FAILURES FOR MANUFACTURING...

Communication Network Performance and Fault Analysis Using Learning...

SPECTRAL AVERAGING OF OTDR TRACES

VISUAL FIBER FINDER FOR SEQUENCING OPTICAL FIBER TESTING

PEAK SELECTION ASSISTANCE FOR RF SPECTRUM ANALYSIS

Identification of Clusters of Elements Causing Network Performance...

AUTOMATED CALIBRATION OF QOE ASSESSMENT BETWEEN CONTENT DELIVERY NE...

OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING A DUAL ILLUMINAT...

OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING A SWAPPABLE OPTI...

TESTING OPTICAL FIBER LINK CONTINUITY USING OTDR BACKSCATTERING PAT...

OPTICAL FIBER ENDFACE INSPECTION MICROSCOPE HAVING ADAPTER TIP DETE...

ADAPTER TIP AND MICROSCOPE SYSTEM FOR INSPECTION OF FIBER-OPTIC CON...

OPTICAL-FIBER DEVICE FOR ONE-CORD REFERENCE OPTICAL POWER LOSS MEAS...

OPTICAL FIBER RECOGNITION USING BACKSCATTERING PATTERN

Utilizing augmented reality to virtually trace cables

OPTICAL TEST INSTRUMENT WITH REMOVABLE CARTRIDGE

TRANSCEIVER AGNOSTIC GOSNR MEASUREMENT

TEST METHOD FOR CHARACTERIZING AN OPTICAL FIBER LINK

AUTOMATED NARROW PEAK INTERFERENCE SEVERITY ESTIMATION

Trademarklast 30 trademarks

87096435 - EXFO

87096403 - EXFO

77475529 - LOOPMAPPER

78623539 - COVALT