Issued Patents 2024
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12143157 | Branch ratio setting system, method for producing optical communication system and optical branch device | Ryo Igarashi, Masamichi Fujiwara | 2024-11-12 |
| 12119869 | Optical amplification estimation method, optical amplification estimation apparatus and computer program | Ryo Igarashi, Masamichi Fujiwara | 2024-10-15 |
| 12101124 | Transmission system, transmission method, and communication system | Shin KANEKO, Kazuaki Honda, Junichi KANI, Hiroo Suzuki | 2024-09-24 |
| 11921333 | Wavelength-selection type optical receiving apparatus | Takeshi Imai, Yumiko SENOO, Kota Asaka | 2024-03-05 |
| 11870497 | Optical receiving apparatus, optical transmission system, optical transmission method and computer program | Ryo Igarashi, Masamichi Fujiwara, Junichi KANI | 2024-01-09 |
| 11863211 | Optical communication system and optical communication method | Ryo Igarashi, Masamichi Fujiwara, Kazutaka Hara, Yasutaka Kimura, Atsuko KAWAKITA | 2024-01-02 |