Hebei
China
3
2024-11-14
The entities that hold a legal rights for patent applications filed by inventor LI Fei:
Fei LI from Hebei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD AND APPARATUS FOR INVERTING FORMATION WAVE IMPEDANCE USING DAS BOREHOLE SEISMIC DATA
#2 | 2024-10-10Method and System for Correcting Imbalance in In-phase/Quadrature Demodulation of Optical fiber DAS Data
#3 | 2024-06-20METHOD AND DEVICE FOR SUPPRESSING INTERFERENCE FADING NOISE OF OPTICAL FIBRE SENSING DATA
6697090 ⎘