Lei Bi
32Patents
4h-index
42Co-inventors
63Inventor score
Filing activity: Aug 28, 2001 → Jan 21, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7995893B2 | Magnetic material for magneto-optical isolator | Physics | 20 | Active |
| US8817522B2 | Unipolar memory devices | Electricity | 11 | Active |
| US8837877B2 | Patterned non-reciprocal optical resonator | Physics | 7 | Active |
| US8046401B2 | Canonical signed digit multiplier | Physics | 5 | Active |
| US7079467B2 | Data processing apparatus and method for d=2 optical channels | Physics | 4 | Expired |
| US10242989B2 | Polar, chiral, and non-centro-symmetric ferroelectric materials, memory cells including such materials, and related devices and methods | Electricity | 4 | Active |
| US9507104B2 | Apparatus providing simplified alignment of optical fiber in photonic integrated circuits | Emerging Cross-Sectional Technologies | 3 | Active |
| US9360627B2 | Method and apparatus providing compensation for wavelength drift in photonic structures | Physics | 3 | Active |
| US8633084B1 | Methods of forming a memory cell having programmable material that comprises a multivalent metal oxide portion and an oxygen containing dielectric portion | Electricity | 2 | Active |
| US9341787B2 | Apparatus providing simplified alignment of optical fiber in photonic integrated circuits | Emerging Cross-Sectional Technologies | 2 | Active |
| US9224945B2 | Resistive memory devices | Physics | 2 | Active |
| US9866154B2 | Drive system for induction motor | Emerging Cross-Sectional Technologies | 2 | Active |
| US10090462B2 | Resistive memory devices | Physics | 1 | Active |
| US9715070B2 | Apparatus providing simplified alignment of optical fiber in photonic integrated circuits | Emerging Cross-Sectional Technologies | 1 | Active |
| US8797784B2 | Filamentary memory devices and methods | Physics | 1 | Active |
| US10062432B2 | Resistive memory sensing | Physics | 1 | Active |
| US10461597B2 | Winding structure for high power density, axial field motor | Electricity | 0 | Active |
| US12326521B2 | Lidar system based on silicon-based integrated magneto-optical circulator | Physics | 0 | Active |
| US9058875B2 | Resistive memory sensing | Physics | 0 | Active |
| US10699784B2 | Resistive memory sensing | Physics | 0 | Active |
| US9112440B2 | Sensorless dynamic driving method and system for single phase alternating current permanent magnet motor | Electricity | 0 | Active |
| US11747518B2 | Self-biased magneto-optical non-reciprocal metasurface device | Physics | 0 | Active |
| US11359977B2 | High-sensitivity high-temperature sensor based on dislocation welding of suspended optical fiber | Physics | 0 | Active |
| US10656354B2 | Apparatus providing simplified alignment of optical fiber in photonic integrated circuits | Emerging Cross-Sectional Technologies | 0 | Active |
| US9324943B2 | Filamentary memory devices and methods | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.