Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116635 | Polarization multiplexing and transmitting apparatus | Takeshi Hoshida, Hisao Nakashima, Shoichiro Oda | 2012-02-14 |
| 8086114 | Filter coefficient changing apparatus and method | Ling Liu, Zhenning Tao | 2011-12-27 |
| 8086113 | Optical receiver | Hisao Nakashima, Takeshi Hoshida | 2011-12-27 |
| 7602322 | Analog-to-digital conversion controller, optical receiving device, optical receiving method, and waveform-distortion compensating device | Hisao Nakashima, Takeshi Hoshida | 2009-10-13 |