Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873772 | Optical fiber tape with optical fiber array | — | 2005-03-29 |
| 6424420 | Measuring device for arrayed-waveguide diffraction grating | — | 2002-07-23 |
| 6233372 | Waveguide path type polarization independent optical wavelength tunable filter | — | 2001-05-15 |
| 6101297 | Waveguide type polarization scrambler | — | 2000-08-08 |
| 5974216 | Optical waveguide electrically controlled variable attenuator | — | 1999-10-26 |
| 5699465 | Polarization independent branched optical waveguide switch | — | 1997-12-16 |
| 5483609 | Optical device with mode absorbing films deposited on both sides of a waveguide | — | 1996-01-09 |