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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | China | 2 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Telecommunications |
# | Technology | |
---|---|---|
#1 | Devices using light amplification | |
#2 | Optical systems | |
#3 | Transmission | |
#4 | Nonlinear optics | |
#5 | Multiplex communication |
# | 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 |
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 |