Issued Patents All Time
Showing 1–25 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10567856 | Multipoint, contentionless wavelength selective switch (WSS) | — | 2020-02-18 |
| 10495819 | Optical arrangement for managing diversity and isolation between ports in a wavelength selective switch | Takaaki Ishikawa, Carl Edmund Soccolich | 2019-12-03 |
| 10228517 | Optical arrangement for managing diversity and isolation between ports in a wavelength selective switch | Carl Edmund Soccolich, Takaaki Ishikawa | 2019-03-12 |
| 10129615 | Multipoint, contentionless wavelength selective switch (WSS) | — | 2018-11-13 |
| 10094981 | Large scale optical switch using asymmetric 1X2 elements | — | 2018-10-09 |
| 9954636 | Colorless, directionless and contentionless network node | — | 2018-04-24 |
| 9946031 | Large scale optical switch using asymmetric 1x2 elements | — | 2018-04-17 |
| 9893833 | Wavelength selective switch having integrated channel monitor | — | 2018-02-13 |
| 9881567 | Flicker reduction in an LCoS array | — | 2018-01-30 |
| 9778421 | Large scale optical switch using asymmetric 1×2 elements | — | 2017-10-03 |
| 9755738 | Crosstalk suppression in a multi-photodetector optical channel monitor | — | 2017-09-05 |
| 9680570 | Optical channel monitor for a wavelength selective switch employing a single photodiode | Bradford Smith | 2017-06-13 |
| 9661406 | Multipoint, contentionless wavelength selective switch (WSS) | — | 2017-05-23 |
| 9632391 | Wavelength selective switch employing a LCoS device and having reduced crosstalk | Takaaki Ishikawa | 2017-04-25 |
| 9521473 | Wavelength selective switch with increased frequency separation to avoid crosstalk | — | 2016-12-13 |
| 9341870 | Launch optics with optical path compensation for a wavelength selective switch | Mitchell E. Haller | 2016-05-17 |
| 9258628 | Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner | Thomas Andrew Strasser, Per Bang Hansen | 2016-02-09 |
| 9091817 | Asymmetric lenslet array | Mitchell E. Haller | 2015-07-28 |
| 9031404 | Optical channel monitor | Thomas Andrew Strasser | 2015-05-12 |
| 9019612 | WSS using multiple technology switching elements | — | 2015-04-28 |
| 8693818 | Optical processing device | Susumu Nakaya, Takaaki Ishikawa | 2014-04-08 |
| 8681422 | Optical processing device employing a digital micromirror device (DMD) and having reduced wavelength dependent loss | Mitchell E. Haller | 2014-03-25 |
| 8531756 | Optical processing device | Susumu Nakaya, Takaaki Ishikawa | 2013-09-10 |
| 8437642 | Spatial light modulator (SLM)-based optical attenuator | Thomas Andrew Strasser | 2013-05-07 |
| 8368987 | Optical processing device | Seungbum Woo, Susumu Nakaya, Takaaki Ishikawa | 2013-02-05 |