Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994718 | Mach-Zehnder interferometer with mirrored facet | Hiroaki Yamada, Jiamin Zheng | 2024-05-28 |
| 11181690 | Coupling between a waveguide device and fiber stub | Yujian Bao, Zhaoming Li, Wei Li | 2021-11-23 |
| 10678004 | Multiple waveguide alignment | Tedros Tsegaye, Dilu He, Kejia Li, Brad Levin | 2020-06-09 |
| 9915783 | Angled periodic segmented waveguide for spot size conversion with reduced return loss | Hiroaki Yamada | 2018-03-13 |
| 9874698 | Flat-top tunable filter | Jinxi Shen, Leonid Frenkel, Yimin Hua, David R. Walker, Yu Zhang +1 more | 2018-01-23 |
| 9671560 | Angled periodic segmented waveguide for spot size conversion with reduced return loss | Hiroaki Yamada | 2017-06-06 |
| 9363581 | Compact multicast switches, MxN switches and MxN splitters | — | 2016-06-07 |
| 9285538 | Reducing temperature drift of an arrayed waveguide grating | Jinxi Shen, Wenlin Jin, David J. Chapman, Niki Liu | 2016-03-15 |
| 8731400 | Characterizing a frequency channel in an optical network | Jinxi Shen, David R. Walker, Leonid Frenkel, Yu Zhang, Vlatko MILINKOVIC +1 more | 2014-05-20 |
| 8340523 | Tunable optical filter | Jinxi Shen, Jyoti Kiron Bhardwaj, Douglas E. Crafts, Robert J. Brainard, Boping Xie +1 more | 2012-12-25 |
| 8285144 | Optical device for rearranging wavelength channels | Hiroaki Yamada, Jinxi Shen, Zi-Wen Dong, Domenico Di Mola, Jyoti Kiron Bhardwaj +1 more | 2012-10-09 |
| 7952695 | Scanning spectrometer with multiple photodetectors | Douglas E. Crafts, Jinxi Shen, Philip Duggan, James F. Farrell, Eliseo Ranalli | 2011-05-31 |
| 7852475 | Scanning spectrometer with multiple photodetectors | Douglas E. Crafts, Jinxi Shen, Philip Duggan, James F. Farrell, Eliseo Ranalli | 2010-12-14 |
| 7715671 | Asymmetric Mach-Zehnder interferometer having a reduced drive voltage coupled to a compact low-loss arrayed waveguide grating | David J. Dougherty | 2010-05-11 |
| 7515791 | Phase matched optical grating | — | 2009-04-07 |
| 7440650 | Planar lightwave circuit based wavelength selective switch | Douglas E. Crafts, Eliseo Ranalli | 2008-10-21 |
| 7261982 | Planar circuit optimization | Anca Sala, Robert J. Brainard, David K. Nakamoto, Tom Truong, Sanjay Thekdi +1 more | 2007-08-28 |
| 7162108 | Planar lightwave circuit variable optical attenuator | Anca Sala, Duncan Harwood, Anantharaman Vaidyanathan, Robert J. Brainard, Sanjay Thekdi +2 more | 2007-01-09 |
| 7106930 | Dynamic optical demultiplexer/multiplexer formed within a PLC | Jinxi Shen, Anca Sala, David J. Dougherty, David Funk, Douglas E. Crafts +1 more | 2006-09-12 |
| 7035505 | Optical performance monitor | Jinxi Shen, Robert R. McLeod, Douglas E. Crafts, Yong Ding, Pang-Chen Sun | 2006-04-25 |
| 6882778 | Chromatic dispersion compensation in waveguide arrays | Anca Sala | 2005-04-19 |
| 6760499 | Birefringence compensated integrated optical switching or modulation device | Bardia Pezeshki, Mark J. Missey, Anca Sala, Craig Liddle | 2004-07-06 |
| 6546158 | Tapped delay line based gain flattening filter | Eliseo Ranalli, Peter Gerard Wigley | 2003-04-08 |
| 6526202 | Grating waveguide configuration for phasars | — | 2003-02-25 |