Network Photonics, Inc.
17Patents
0Active
17Granted
34Portfolio score
Filing activity: Nov 16, 1999 → Mar 1, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6501877B1 | Wavelength router | Electricity | 66 | Expired |
| US6625342B2 | Systems and methods for overcoming stiction using a lever | Physics | 57 | Expired |
| US6600591B2 | Micromirror array having adjustable mirror angles | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6439728B1 | Multimirror stack for vertical integration of MEMS devices in two-position retroreflectors | Physics | 50 | Expired |
| US6381387B1 | Athermalization of a wavelength routing element | Physics | 46 | Expired |
| US6535319B2 | Free-space optical wavelength routing element based on stepwise controlled tilting mirrors | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6542657B2 | Binary switch for an optical wavelength router | Physics | 24 | Expired |
| US6614581B2 | Methods and apparatus for providing a multi-stop micromirror | Physics | 22 | Expired |
| US6535664B1 | 1×2 optical wavelength router | Physics | 20 | Expired |
| US6449096B1 | Diffraction grating with reduced polarization-dependent loss | Physics | 12 | Expired |
| US7356258B1 | Optical interconnection for traffic between a pair of DWDM rings | Electricity | 12 | Expired |
| US6517734B1 | Grating fabrication process using combined crystalline-dependent and crystalline-independent etching | Physics | 8 | Expired |
| US6525352B1 | Method to reduce release time of micromachined devices | Performing Operations; Transporting | 7 | Expired |
| US6608712B2 | Hidden flexure ultra planar optical routing element | Physics | 4 | Expired |
| US6490089B1 | Diffraction grating with reduced polarization-dependent loss | Physics | 4 | Expired |
| US7030537B2 | Movable MEMS-based noncontacting device | Physics | 3 | Expired |
| US6616853B1 | Method for reducing leaching in metal-coated MEMS | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.