Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6324316 | Fabrication of a total internal reflection optical switch with vertical fluid fill-holes | Datong Chen | 2001-11-27 |
| 6320994 | Total internal reflection optical switch | David K. Donald, Mark A. Troll | 2001-11-20 |
| 6195478 | Planar lightwave circuit-based optical switches using micromirrors in trenches | — | 2001-02-27 |
| 6055344 | Fabrication of a total internal reflection optical switch with vertical fluid fill-holes | Patricia A. Beck, Datong Chen | 2000-04-25 |
| 5960131 | Switching element having an expanding waveguide core | David K. Donald, Datong Chen, Kok-Wai Chang | 1999-09-28 |
| 5699462 | Total internal reflection optical switches employing thermal activation | Phillip W. Barth, Kok-Wai Chang, Leslie A. Field, Eric G. Hanson, Long Yang +1 more | 1997-12-16 |
| 5434874 | Method and apparatus for optimizing output characteristics of a tunable external cavity laser | David M. Braun | 1995-07-18 |
| 5390210 | Semiconductor laser that generates second harmonic light with attached nonlinear crystal | Norihide Yamada | 1995-02-14 |
| 5252839 | Superluminescent light-emitting diode with reverse biased absorber | — | 1993-10-12 |