Issued Patents All Time
Showing 226–250 of 257 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6351581 | Optical add-drop multiplexer having an interferometer structure | Yuan Li | 2002-02-26 |
| 6327401 | Multifrequency laser system | Charles H. Joyner, Lothar Benedict Erhard Josef Moeller, Martin Zirngibl | 2001-12-04 |
| 6304350 | Temperature compensated multi-channel, wavelength-division-multiplexed passive optical network | Charles H. Joyner, Rene Henri Monnard, Lawrence Warren Stulz, Martin Zirngibl | 2001-10-16 |
| 6304380 | Reducing polarization dependency of optical apparatus | — | 2001-10-16 |
| 6275317 | Hybrid integration of a wavelength selectable laser source and optical amplifier/modulator | John Evan Johnson, Charles H. Joyner, Leonard Jan-Peter Ketelsen, Uziel Koren, Dirk Joachim Muehlner +2 more | 2001-08-14 |
| 6266460 | Large-channel-count programmable wavelength add-drop | — | 2001-07-24 |
| 6259833 | Optical cross connect using a planar arrangement of beam steerers | Corrado Dragone | 2001-07-10 |
| 6252711 | Polarization diversity for birefingent filters | Jay N. Damask | 2001-06-26 |
| 6243402 | Multi-frequency rapidly tunable laser | — | 2001-06-05 |
| 6240118 | Multichannel laser transmitter with a single output port | Charles H. Joyner | 2001-05-29 |
| 6236781 | Duplicated-port waveguide grating router having substantially flat passbands | Randy Clinton Giles | 2001-05-22 |
| 6219471 | Optical device having equal length waveguide paths | — | 2001-04-17 |
| 6212315 | Channel power equalizer for a wavelength division multiplexed system | — | 2001-04-03 |
| 6172781 | Wave division multiplexed optical network | — | 2001-01-09 |
| 6141467 | Wavelength-division-multiplexing programmable add/drop using interleave-chirped waveguide grating router | — | 2000-10-31 |
| 6088144 | Detection of frequency-modulated tones in electromagnetic signals | — | 2000-07-11 |
| 6055250 | Multifrequency laser having reduced wave mixing | Charles H. Joyner, Rene Henri Monnard, Lawrence Warren Stulz | 2000-04-25 |
| 6049640 | Wavelength-division-multiplexing cross-connect using angular dispersive elements and phase shifters | — | 2000-04-11 |
| 5987050 | Laser transmitter based on a coupler and having a controlled output port | Charles H. Joyner | 1999-11-16 |
| 5923449 | Optically restorable WDM ring network using simple add/drop circuitry | Bernard Glance, Ivan P. Kaminow | 1999-07-13 |
| 5913000 | Method and apparatus for guiding optical signals | Martin Zirngibl, Charles H. Joyner | 1999-06-15 |
| 5909522 | Chirped waveguide grating router with focal length adjustment | Masataka Shirasaki | 1999-06-01 |
| 5909294 | Full-duplex wavelength division multiplexing system using single-device transceivers | Bernard Glance, Kang-Yih Liou | 1999-06-01 |
| 5881079 | Wavelength selectable laser with inherent and single-mode stability | Charles H. Joyner | 1999-03-09 |
| 5845022 | Double-chirped waveguide grating router with angled ports | — | 1998-12-01 |