Keming Du
16Patents
8h-index
11Co-inventors
69Inventor score
Filing activity: Apr 20, 1990 → Jun 30, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6124973A | Device for providing the cross-section of the radiation emitted by several solid-state and/or semiconductor diode lasers with a specific geometry | Electricity | 69 | Expired |
| US5887096A | Arrangement for guiding and shaping beams from a rectilinear laser diode array | Electricity | 47 | Expired |
| US6115185A | Process and device for forming and guiding the radiation field of one or several solid and/or semiconductor lasers | Electricity | 31 | Expired |
| US6654163B1 | Optical amplifier arrangement for a solid state laser | Electricity | 27 | Expired |
| US5148443A | Laser | Electricity | 14 | Expired |
| US6160664A | Process and device for forming and guiding the radiation field of one or several solid and/or semiconductor lasers | Electricity | 14 | Expired |
| US5327449A | Laser resonator | Electricity | 11 | Expired |
| US6324190A | Device with at least one beam source and an arrangement for geometric reshaping of the radiation field emitted by the beam source | Electricity | 9 | Expired |
| US6351477B1 | Optically pumped intensifying agent, in particular a solid intensifying agent | Electricity | 3 | Expired |
| US5479429A | Laser cavity for laser media with annular cross section | Electricity | 3 | Expired |
| US5185760A | Aerodynamic window for a gas laser | Electricity | 2 | Expired |
| US6768763B1 | Resonator system with at least two folding elements | Electricity | 1 | Expired |
| US12259632B2 | Optical assembly for enlarging spectral bandwidths and reducing ultrashort pulses | Electricity | 0 | Active |
| US9807317B2 | Multi-spectral imaging method for ultraweak photon emission and system thereof | Physics | 0 | Active |
| US5153893A | Aerodynamic window | Electricity | 0 | Expired |
| US8723130B2 | Single photon-counting imaging system and method thereof | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.