David E. Spence
10Patents
7h-index
17Co-inventors
63Inventor score
Filing activity: Apr 17, 1998 → Aug 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6236779A | Photonic crystal fiber system for sub-picosecond pulses | Physics | 51 | Expired |
| US6389198B2 | Photonic crystal fiber system for sub-picosecond pulses | Physics | 44 | Expired |
| US6185235A | Lasers with low doped gain medium | Electricity | 33 | Expired |
| US6822978B2 | Remote UV laser system and methods of use | Electricity | 19 | Expired |
| US6504858B2 | Lasers with low doped gain medium | Electricity | 15 | Expired |
| US6021140A | Polarization based mode-locking of a laser | Electricity | 8 | Expired |
| US8902939B2 | Broadly tunable optical parametric oscillator | Electricity | 7 | Active |
| US10014652B2 | Broadly tunable optical parametric oscillator | Electricity | 4 | Active |
| US11705688B2 | Laser system having a multi-stage amplifier and methods of use | Electricity | 0 | Active |
| US10784646B2 | Laser system having a multi-stage amplifier and methods of use | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.