Enablence Inc.
17Patents
5Active
17Granted
35Portfolio score
Filing activity: Nov 8, 2001 → Jun 17, 2009 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7151635B2 | Planar waveguide reflective diffraction grating | Physics | 44 | Expired |
| US7149387B2 | Double diffraction grating with flat passband output | Physics | 14 | Expired |
| US6909830B2 | Method and apparatus for on-wafer testing of an individual optical chip | Physics | 13 | Expired |
| US7068885B2 | Double diffraction grating planar lightwave circuit | Physics | 11 | Expired |
| US6925238B2 | Method and apparatus for on-wafer testing of an individual optical chip | Physics | 7 | Expired |
| US7209612B2 | Two-stage optical bi-directional transceiver | Physics | 6 | Expired |
| US7609931B2 | Planar waveguide structure with tightly curved waveguides | Physics | 6 | Active |
| US6934427B2 | High density integrated optical chip with low index difference waveguide functions | Physics | 3 | Expired |
| US7561764B2 | Integrated reflector for planar lightwave circuits | Physics | 3 | Active |
| US7272276B2 | Optical performance monitor | Electricity | 2 | Expired |
| US7720335B2 | Hybrid planar lightwave circuit with reflective gratings | Physics | 2 | Active |
| US7474824B2 | Planar lightwave filter with mixed diffraction elements | Physics | 2 | Active |
| US7304797B2 | Inputs and outputs for an optical multiplexer/demultiplexer utilizing the grating facet diffraction envelope | Physics | 2 | Expired |
| US8126300B2 | Segmented waveguide structure | Electricity | 1 | Active |
| US7447439B2 | Optical duplexer and optical triplexer | Electricity | 1 | Expired |
| US7376305B2 | Echelle gratings with low Polarization Dependent Loss (PDL) using metal coating on the reflecting facets only | Physics | 1 | Expired |
| US7305185B2 | Device for integrating demultiplexing and optical channel monitoring | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.