Cambrius, Inc.
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Mar 7, 2002 → Nov 8, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6970621B1 | Phase offset gratings | Physics | 8 | Expired |
| US7027686B1 | Parameter tolerant splitter/combiner with subdivided couplers | Physics | 3 | Expired |
| US6912331B2 | Periodic electromagnetic waveguide structures with controlled polarization properties | Physics | 1 | Expired |
| US6996310B2 | Directional-coupler assisted add/drop filter with induced on/off switching and modulation | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.