ALCATEL OPTRONICS
6Patents
0Active
6Granted
25Portfolio score
Filing activity: Jun 19, 1996 → Oct 29, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5822481A | Waveguide grating optical demultiplexer | Physics | 15 | Expired |
| US5982531A | Semiconductor optical amplifier | Electricity | 14 | Expired |
| US5717711A | Laser device, notably for optical pumping, and method of fabricating it | Electricity | 9 | Expired |
| US5916822A | Method of etching a substrate by means of chemical beams | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5817537A | Method for integrating a localized bragg grating into a semiconductor | Electricity | 4 | Expired |
| US5753524A | Method of forming a plateau and a cover on the plateau in particular on a semiconductor substrate | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.