Inventor · disambiguated record
Ningfang Song
Also filed as: SONG NINGFANG
4 granted patents·15 citations·filing 2017–2021
68Inventor score
Files withUNIV BEIHANG4
Top patents by PatentIndex Score
4 records- 0187US11598915B2Anti-torsion solid-core polarization-maintaining photonic crystal fiber based on anisotropy of stress distributionUNIV BEIHANG·Filed 2021·Granted Mar 7, 2023·3 cites·4 claims
- 0286US10859763B2Hollow-core antiresonant fiber with nested supporting rings and its design methodUNIV BEIHANG·Filed 2019·Granted Dec 8, 2020·8 cites·20 claims
- 0377US9915779B2Kind of low magnetic sensitivity PM-PCF based on mechanical bufferUNIV BEIHANG·Filed 2017·Granted Mar 13, 2018·4 cites·6 claims
- 0446US10704986B2Method and apparatus for nondestructive determination of core size of hollow-core photonic bandgap fiber using Fabry-Perot interferenceUNIV BEIHANG·Filed 2019·Granted Jul 7, 2020·0 cites·12 claims
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