Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12301284 | Spatial optical communication system | Naotaka SHIBATA, Shin KANEKO | 2025-05-13 |
| 12206456 | Wavelength multiplexing communication system and wavelength multiplexing communication method | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2025-01-21 |
| 12040831 | Optical communication system and master station | Hirotaka UJIKAWA, Shin KANEKO | 2024-07-16 |
| 12009844 | Optical communication system, master station, and optical communication method | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2024-06-11 |
| 11973531 | Optical communication system and master station | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2024-04-30 |
| 11888581 | Wavelength multiplexing communication system and wavelength multiplexing communication method | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2024-01-30 |
| 11811448 | Optical communication system, optical communication apparatus and optical communication method | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2023-11-07 |
| 11777607 | Downstream frame transfer device, transfer method, and transfer program | Hiroyuki Uzawa, Hirotaka Nakamura, Jun Terada | 2023-10-03 |
| 11736186 | Optical communication system and master station | Hirotaka UJIKAWA, Shin KANEKO, Jun Terada | 2023-08-22 |
| 11637647 | Downstream frame transfer device, transfer method and transfer program | Hiroyuki Uzawa, Hirotaka Nakamura, Jun Terada | 2023-04-25 |
| 11496406 | Transfer apparatus, transfer method, and transfer program | Hiroyuki Uzawa, Hirotaka Nakamura, Daisuke Hisano, Hirotaka UJIKAWA, Jun Terada | 2022-11-08 |
| 11146869 | Bandwidth allocation apparatus and bandwidth allocation method | Daisuke Hisano, Hiroyuki Uzawa | 2021-10-12 |