Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8218975 | Free-space DQPSK demodulator | Takao Naito | 2012-07-10 |
| 7970278 | Flexible open ring optical network and method | Susumu Kinoshita, Koji Takeguchi, Satoru Odate | 2011-06-28 |
| 7957644 | Flexible open ring optical network and method | Susumu Kinoshita, Koji Takeguchi, Satoru Odate | 2011-06-07 |
| 7912378 | Modulating a signal using a fractional phase modulator | Takao Naito | 2011-03-22 |
| 7860402 | Modulating a signal according to 2n-PSK modulation | Takao Naito | 2010-12-28 |
| 7826743 | Optical ring network for extended broadcasting | Susumu Kinoshita | 2010-11-02 |
| 7801393 | Monitoring modulator bias using photon absorption | Takao Naito | 2010-09-21 |
| 7668466 | Free space demodulator for demodulating a signal | Takao Naito | 2010-02-23 |
| 7664391 | Method and system for shared optical regeneration | Susumu Kinoshita | 2010-02-16 |
| 7653124 | Monitoring differential phase-shifted keying demodulation | Takao Naito | 2010-01-26 |
| 7650083 | Demodulating a signal by performing consecutive beam splitting | Takao Naito | 2010-01-19 |
| 7650076 | Dynamic blocking of token-controlled data transmissions in communication networks | Ching-Fong Su | 2010-01-19 |
| 7603035 | Method and system for a data centric architecture in an optical network | Susumu Kinoshita, Ashwin Gumaste, Olga Vassilieva | 2009-10-13 |
| 7539360 | Monitoring modulator bias using photon absorption | Takao Naito | 2009-05-26 |
| 7466877 | Monitoring modulation alignment variation using photon absorption | — | 2008-12-16 |
| 7400440 | Method and system for determining gain for an optical signal | Susumu Kinoshita | 2008-07-15 |
| 7379235 | Reducing polarization dependence of a wavelength dispersion variation monitor | Susumu Kinoshita | 2008-05-27 |
| 7369765 | Optical network with selective mode switching | Yasuhiko Aoki, Susumu Kinoshita, Olga Vassilieva | 2008-05-06 |
| 7305184 | Method and system for management of directly connected optical components | Yasuhiko Aoki, Susumu Kinoshita | 2007-12-04 |
| 7283750 | System and method for setting a tunable filter in an optical network | Susumu Kinoshita | 2007-10-16 |
| 7254292 | Directing optical channels using a reflective device | Susumu Kinoshita | 2007-08-07 |
| 7231148 | Flexible open ring optical network and method | Susumu Kinoshita, Koji Takeguchi, Satoru Odate | 2007-06-12 |
| 7120360 | System and method for protecting traffic in a hubbed optical ring network | Susumu Kinoshita | 2006-10-10 |
| 7116905 | Method and system for control signaling in an open ring optical network | Susumu Kinoshita, Koji Takeguchi, Satoru Odate | 2006-10-03 |
| 7085496 | Passive add/drop amplifier for optical networks and method | Susumu Kinoshita, Remi Pecqueur | 2006-08-01 |