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EXFO INC

Overview
  • Total Patents
    144
  • GoodIP Patent Rank
    15,050
  • Filing trend
    ⇧ 200.0%
About

EXFO INC has a total of 144 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2006. It filed its patents most often in United States, EPO (European Patent Office) and China. Its main competitors in its focus markets telecommunications, measurement and optics are PROFILE OPTISCHE SYSTEME GMBH, PLLB ELETTRONICA S P A and BANDEMER ADALBERT.

Patent filings per year

Chart showing EXFO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Gang 37
#2 Perron Stephane 32
#3 Ruchet Bernard 29
#4 Gariepy Daniel 27
#5 Cyr Normand 17
#6 Baribault Robert 16
#7 L'Heureux Mario 12
#8 Leblanc Michel 11
#9 Nadeau Sylvain 11
#10 Perron Stéphane 9

Latest patents

Publication Filing date Title
EP3795964A1 Offset nulling for optical power meters
US2021063274A1 Signature recognition on optical-fiber connector endfaces
EP3758256A1 Duplicate otdr measurement detection
US2020252125A1 Fronthaul remote access and monitoring systems and methods to test fiber optic infrastructure and RF spectrum
US2020249121A1 Optical loss testing of multi-fiber array cables
US2020228210A1 Automated analysis of RF spectrum
US2020252144A1 Detection and tracking of interferers in a rf spectrum with multi-lane processing
US2020124498A1 Method and system for multi-link connection testing
US2020200645A1 Test method for characterizing an optical fiber link
US2021011890A1 Automatic Root Cause Diagnosis in Networks Based on Hypothesis Testing
US2020116591A1 Otdr method targeting identified event
EP3637081A1 Optical test instrument with removable cartridge
US2020068552A1 Auto-detection of axc mapping within a cpri link
EP3614627A1 Telecommunications network and services qoe assessment
US10862582B1 OTDR receive device with connectivity feedback
US2019391041A1 Optical fiber endface inspection with optical power measurement
US2019384664A1 Systems and methods for validation of test results in network testing
US2019386753A1 Fronthaul remote access and monitoring systems and methods to test fiber optic infrastructure and RF spectrum
US2019170610A1 Method and system for multi-fiber cable testing
CN110383714A Noiseless measurement is carried out using spectral shape of the frequency spectrum correlation to modulated signal