Lightwaves 2020, Inc.
17Patents
5Active
17Granted
37Portfolio score
Filing activity: Dec 5, 2001 → Dec 3, 2014 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7044660B2 | Erbium-doped fiber amplifier and integrated circuit module components | Electricity | 10 | Expired |
| US7130121B2 | Erbium-doped fiber amplifier and integrated module components | Electricity | 8 | Expired |
| US7058257B2 | Miniature WDM add/drop multiplexer and method of manufacture thereof | Electricity | 7 | Expired |
| US6795242B2 | Miniature circulator devices and methods for making the same | Physics | 6 | Expired |
| US6922281B2 | Erbium-doped fiber amplifier and integrated module components | Electricity | 6 | Expired |
| US6813416B2 | Miniature fiberoptic filter and method of manufacture therefor | Physics | 3 | Expired |
| US6801183B2 | Temperature compensation for liquid crystal cell optical devices | Physics | 2 | Expired |
| US6834137B2 | Cholesteric liquid crystal cell devices and systems | Physics | 2 | Expired |
| US7362504B2 | Miniature circulator devices and methods for making the same | Physics | 2 | Expired |
| US6785431B2 | Miniature circulator array devices and methods for making the same | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6987611B2 | Miniature circulator devices and methods for making the same | Physics | 1 | Expired |
| US8036506B2 | Multi-fiber section tunable optical filter | Physics | 1 | Active |
| US8559090B2 | Tunable optical filter and method of manufacture thereof | Physics | 1 | Active |
| US7035501B2 | Cholesteric liquid crystal cell devices and systems | Physics | 1 | Expired |
| US8934164B2 | Tunable optical filter and method of manufacture thereof | Physics | 0 | Active |
| US8049894B2 | Multiple wavelength optical analyzer device | Physics | 0 | Active |
| US9244266B2 | Tunable optical filter and method of manufacture thereof | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.