Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389141 | Optical communication system, control method and optical subscriber line terminal apparatus | Haruka NAGOSHI, Tomoaki Yoshida | 2025-08-12 |
| 12381633 | Optical power supply system, optical power supply method and power receiving optical communication apparatus | Ryo Miyatake, Tomoaki Yoshida | 2025-08-05 |
| 12368517 | Optical power supply system, power receiving side optical communication device and power supply method | Kenta ITO, Tomoaki Yoshida | 2025-07-22 |
| 12316385 | Optical power supply system, wakeup method and optical communication device on the receiving side | Tomoaki Yoshida | 2025-05-27 |
| 12308890 | Optical power reception apparatus, communication apparatus and optical power reception method | Kyo MINOGUCHI, Yoichi FUKADA, Tomoaki Yoshida | 2025-05-20 |
| 12294415 | Optical power supply system, power receiving side optical communication device and data transfer method | Kenta ITO, Tomoaki Yoshida | 2025-05-06 |
| 12160211 | Transimpedance amplifier | Kimikazu Sano | 2024-12-03 |
| 12155358 | Transimpedance amplifier | Kimikazu Sano | 2024-11-26 |
| 11056209 | Track-and-hold circuit | Naoki Miura, Hiroyuki Fukuyama, Hideyuki Nosaka | 2021-07-06 |
| 10892716 | Amplifier | Shinsuke Nakano, Masafumi Nogawa, Shunji Kimura, Masatoshi Tobayashi, Shigehiro Kurita +1 more | 2021-01-12 |
| 10637207 | Directly modulated laser drive circuit | Toshiki Kishi, Munehiko Nagatani, Shinsuke Nakano, Masafumi Nogawa, Hideyuki Nosaka | 2020-04-28 |
| 10243664 | Optical modulator driver circuit and optical transmitter | Munehiko Nagatani, Hideyuki Nosaka, Toshihiro Itoh, Koichi Murata, Hiroyuki Fukuyama +15 more | 2019-03-26 |
| 9082543 | Inductor | Yusuke Ohtomo, Hidetoshi Onodera, Akira Tsuchiya | 2015-07-14 |
| 9083476 | Signal multiplexing device | Hideki Kamitsuna, Yusuke Ohtomo | 2015-07-14 |