Coretek, Inc.
31Patents
0Active
31Granted
35Portfolio score
Filing activity: Sep 27, 1996 → Jun 11, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6597490B2 | Electrically tunable fabry-perot structure utilizing a deformable multi-layer mirror and method of making the same | Electricity | 180 | Expired |
| US6324192A | Electrically tunable fabry-perot structure utilizing a deformable multi-layer mirror and method of making the same | Electricity | 79 | Expired |
| US6041071A | Electro-optically tunable external cavity mirror for a narrow linewidth semiconductor laser | Electricity | 63 | Expired |
| US5949801A | Tunable laser and method for operating the same | Electricity | 60 | Expired |
| US6438149B1 | Microelectromechanically tunable, confocal, vertical cavity surface emitting laser and fabry-perot filter | Electricity | 57 | Expired |
| US6301274A | Tunable external cavity laser | Electricity | 39 | Expired |
| US6645784B2 | Microelectromechanically tunable, confocal, vertical cavity surface emitting laser and fabry-perot filter | Electricity | 38 | Expired |
| US6594022B1 | Wavelength reference device | Electricity | 27 | Expired |
| US6584126B2 | Tunable Fabry-Perot filter and tunable vertical cavity surface emitting laser | Electricity | 27 | Expired |
| US6463085B1 | Compact external cavity tunable lasers using hybrid integration with micromachined and electrooptic tunable elements | Electricity | 27 | Expired |
| US6025950A | Monolithic all-semiconductor optically addressed spatial light modulator based on low-photoconductive semiconductors | Physics | 25 | Expired |
| US6526079B1 | Single etalon optical wavelength reference device | Electricity | 25 | Expired |
| US6813291B2 | Tunable fabry-perot filter and tunable vertical cavity surface emitting laser | Electricity | 21 | Expired |
| US6404969B1 | Optical switching and attenuation systems and methods therefor | Physics | 13 | Expired |
| US6498800B1 | Double etalon optical wavelength reference device | Electricity | 12 | Expired |
| US6934033B2 | Single-etalon, multi-point wavelength calibration reference | Physics | 10 | Expired |
| US6819466B2 | Asymmetric fabry-perot modulator with a micromechanical phase compensating cavity | Performing Operations; Transporting | 10 | Expired |
| US6504611B2 | Two stage optical alignment device and method of aligning optical components | Physics | 10 | Expired |
| US6665076B1 | Wavelength reference device | Electricity | 8 | Expired |
| US6390689B1 | In-line optoelectronic device packaging | Physics | 7 | Expired |
| US6804270B1 | Efficient fiber-semiconductor tunable laser source | Electricity | 6 | Expired |
| US6762938B2 | Apparatus and method for providing auxiliary cooling and thermal stability to an opto-electronic component | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6639922B2 | Wavelength locker and optical system using the same | Electricity | 4 | Expired |
| US6970653B1 | Fiberoptic system for communicating between a central office and a downstream station | Electricity | 4 | Expired |
| US6591032B2 | Optical switching and attenuation systems and methods therefor | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.