Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041741 | Optical fiber sensor device and optical fiber sensor system | Tokuo Yamaguchi | 2021-06-22 |
| 10598519 | Optical fiber strain measurement apparatus and optical fiber strain measurement method comprising a transmitter-side optical bandpass filter | — | 2020-03-24 |
| 10036672 | Optical fiber strain and temperature measurement apparatus | Kengo Koizumi, Hitoshi Murai | 2018-07-31 |
| 9596107 | Electrical dispersion compensator and tap coefficient calculation method suitably applicable thereto | — | 2017-03-14 |
| 8781330 | Optical repeater complying with redundant configuration | — | 2014-07-15 |
| 8759955 | Semiconductor device with chips on isolated mount regions | Isao Ochiai | 2014-06-24 |
| 8401103 | Parallel decoder | Masayuki Kashima | 2013-03-19 |
| 8249459 | Method and apparatus for generating time-division multiplexed encoded transmission signal | Hiromi Tsuji | 2012-08-21 |
| 7860395 | Optical access network system | Masayuki Kashima | 2010-12-28 |
| 7769301 | Optical code division multiplexing receiving device and time gate processing method in optical code division multiplexing receiving device | — | 2010-08-03 |
| 7680415 | Optical code division multiplexing transmission and reception method and optical code division multiplexing transceiver | Naoki Minato, Akihiko Nishiki, Takashi Ushikubo | 2010-03-16 |