Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10980215 | Teat opening protection patch for livestock | Yoji Inui, Hitoshi Kondo | 2021-04-20 |
| 10945412 | Method of protecting teat opening | Yoji Inui, Hitoshi Kondo | 2021-03-16 |
| 10531640 | Teat opening protection patch for livestock | Yoji Inui, Hitoshi Kondo | 2020-01-14 |
| 9755756 | Transmission device, transmission system, and transmission method | Tetsuya Uchida, Hayato Furukawa | 2017-09-05 |
| 9197347 | Optical transmission system and noise suppression method | Mineshi Nakashima, Yasuko Nozu, Koji Takeguchi, Toshihiro Togo | 2015-11-24 |
| 8965197 | Method of switching optical transport network and node device | Koji Takeguchi, Takashi Honda, Masahiro Shioda | 2015-02-24 |
| 8681785 | Communication apparatus and path setting control method | Kanji Naito, Koji Takeguchi | 2014-03-25 |
| 8320278 | Communication device, system and method to form communication route | Koji Takeguchi, Masakazu Bamba, Yasuko Nozu | 2012-11-27 |
| 8228788 | Network connection device and signal processing method in the network connection device | Junichi Moriyama | 2012-07-24 |
| 6924927 | Optical transmitting apparatus and optical repeating apparatus | — | 2005-08-02 |
| 6661947 | Optical transmitting apparatus and optical repeating apparatus | — | 2003-12-09 |
| 6169615 | Wavelength division multiplex optical transmission apparatus | — | 2001-01-02 |
| 5905585 | Optical bidirectional transmission system and method having transmission-line-disconnection detecting function | — | 1999-05-18 |
| 5861974 | Transmission device connected to optical transmission line | — | 1999-01-19 |
| 5760936 | Optical line switch device enabling connection of non-doubled optical transmission apparatus with doubled bidirectional optical link | — | 1998-06-02 |