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QIAO LIJIE

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    162,999
  • Filing trend
    ⇩ 100.0%
About

QIAO LIJIE has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2007. It filed its patents most often in United States and China. Its main competitors in its focus markets optics and telecommunications are OPTICAL POWER SYSTEMS INC, BERGER ROLAND and TRILUMINA CORP.

Patent filings in countries

World map showing QIAO LIJIEs patent filings in countries
# Country Total Patents
#1 United States 12
#2 China 2

Patent filings per year

Chart showing QIAO LIJIEs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Qiao Lijie 14
#2 Yuen Suet Fan 1
#3 Atieh Ahmad 1
#4 Mills John Bradshaw 1
#5 Mills John 1

Latest patents

Publication Filing date Title
US2018292606A1 Method and device having a saturable absorber for filtering
US2018052294A1 Regroup optical cable
US2017294759A1 Optical amplifier
US2017272159A1 Bidirectional amplifier
US2016064890A1 Lessening variations of spectral characteristic of an optical device
CN104426049A Reducing thermal dependence of amplifier gain
US2012093516A1 In-service optical dispersion determining system and method
US2010245986A1 Optical amplifier and a method of light amplification
US2008205814A1 Method and Apparatus for Dynamic Polarization Mode Dispersion Compensation