Feng Liu
33Patents
11h-index
65Co-inventors
78Inventor score
Filing activity: Jan 28, 1994 → Dec 23, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5813988A | Time-resolved diffusion tomographic imaging in highly scattering turbid media | Human Necessities | 123 | Expired |
| US5931789A | Time-resolved diffusion tomographic 2D and 3D imaging in highly scattering turbid media | Human Necessities | 107 | Expired |
| US6208886A | Non-linear optical tomography of turbid media | Human Necessities | 93 | Expired |
| US6215587A | Microscope imaging inside highly scattering media | Physics | 44 | Expired |
| US6120794A | Emulsion and micellar formulations for the delivery of biologically active substances to cells | Human Necessities | 32 | Expired |
| US6084994A | Tunable, low back-reflection wavelength division multiplexer | Physics | 30 | Expired |
| US5710429A | Ultrafast optical imaging of objects in or behind scattering media | Physics | 30 | Expired |
| US5946435A | Method and system for providing an improved three port wavelength division multiplexer | Physics | 26 | Expired |
| US6192175A | Method and system for providing a multi-channel optical filter | Physics | 18 | Expired |
| US6549708B2 | Dual-side waveguide-based wavelength demultiplexer | Physics | 16 | Expired |
| US5949077A | Technique for imaging an object in or behind a scattering medium | Physics | 13 | Expired |
| US6272264A | Multiple-channel optical filter | Physics | 8 | Expired |
| US7129073B2 | Regulation of neuronal function through metabotropic glutamate receptor signaling pathways | Physics | 8 | Expired |
| US6078710A | Method and system for providing a multi-channel optical filter | Physics | 5 | Expired |
| US6167175A | Method and system for providing an improved three port wavelength division multiplexer | Physics | 4 | Expired |
| US6493140B1 | Polarization splitter and combiner and optical devices using the same | Physics | 3 | Expired |
| US9784619B2 | Fiber grating demodulation system for enhancing spectral resolution of detector array | Physics | 3 | Active |
| US6704480B2 | Dual-side waveguide-based wavelength demultiplexer | Physics | 2 | Expired |
| US10766955B2 | Anti-TGF-β antibodies and their use | Chemistry; Metallurgy | 2 | Active |
| US11242384B2 | Anti-TGF-beta antibodies and their use | Chemistry; Metallurgy | 2 | Active |
| US9574939B1 | Fiber grating demodulation system for enhancing spectral resolution by finely adjusting a collimating mirror | Physics | 1 | Active |
| US6586003B2 | Emulsion and micellar formulations for the delivery of biologically active substances to cells | Human Necessities | 1 | Expired |
| US9784618B2 | Fiber grating demodulation system for enhancing spectral resolution by finely rotating light splitting grating | Physics | 1 | Active |
| US9869588B2 | Fiber grating demodulation system for enhancing spectral resolution by finely shifting slit | Physics | 0 | Active |
| US12226530B2 | Lenalidomide gastro-retentive sustained-release tablet and preparation method thereof | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.