Optical communication device and optical communication method
US-12512910-B2 · Dec 30, 2025 · US
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HARADA Rintaro patents
HARADA Rintaro is listed as an inventor on 31 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | HARADA Rintaro |
| Total patents | 31 |
| First publication | Dec 24, 2020 |
| Latest publication | Dec 30, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Control apparatus, communication system and control method
US-2025202579-A1 · Jun 19, 2025 · US
Spatial optical communication system
US-12301284-B2 · May 13, 2025 · US
Wavelength multiplexing communication system and wavelength multiplexing communication method
US-12206456-B2 · Jan 21, 2025 · US
Optical space communication device and optical space communication method
US-2024372614-A1 · Nov 7, 2024 · US
Switch, network controller, communication control method, and communication control program
US-2024283817-A1 · Aug 22, 2024 · US
Optical communication system and master station
US-12040831-B2 · Jul 16, 2024 · US
Optical communication system, master station, and optical communication method
US-12009844-B2 · Jun 11, 2024 · US
Beam transmission device and beam transmission method
US-2024187094-A1 · Jun 6, 2024 · US
Optical space communication device and optical space communication method
US-2024162982-A1 · May 16, 2024 · US
Recent patents
Latest publications not already listed above.
Optical communication system and master station
US-11973531-B2 · Apr 30, 2024 · US
Wavelength multiplexing communication system and wavelength multiplexing communication method
US-11888581-B2 · Jan 30, 2024 · US
Optical communication device and optical communication method
US-2023421257-A1 · Dec 28, 2023 · US
Optical communication system, optical communication apparatus and optical communication method
US-11811448-B2 · Nov 7, 2023 · US
Downstream frame transfer device, transfer method, and transfer program
US-11777607-B2 · Oct 3, 2023 · US
Spatial optical communication system
US-2023308179-A1 · Sep 28, 2023 · US
Optical communication system and master station
US-11736186-B2 · Aug 22, 2023 · US
Optical communication system and master station
US-2023198613-A1 · Jun 22, 2023 · US
Optical communication system, master station, and optical communication method
US-2023170990-A1 · Jun 1, 2023 · US
Optical communication system and master station
US-2023155674-A1 · May 18, 2023 · US
Wavelength multiplexing communication system and wavelength multiplexing communication method
US-2023155712-A1 · May 18, 2023 · US
Optical communication system and master station
US-2023142562-A1 · May 11, 2023 · US
Downstream frame transfer device, transfer method and transfer program
US-11637647-B2 · Apr 25, 2023 · US
Wavelength multiplexing communication system and wavelength multiplexing communication method
US-2023094895-A1 · Mar 30, 2023 · US
Optical communication system, optical communication apparatus and optical communication method
US-2023088621-A1 · Mar 23, 2023 · US
Transfer apparatus, transfer method, and transfer program
US-11496406-B2 · Nov 8, 2022 · US
Downstream frame transfer device, transfer method and transfer program
US-2022278765-A1 · Sep 1, 2022 · US
Downstream frame transfer device, transfer method, and transfer program
US-2022123838-A1 · Apr 21, 2022 · US
Bandwidth allocation apparatus and bandwidth allocation method
US-11146869-B2 · Oct 12, 2021 · US
Transfer apparatus, transfer method, and transfer program
US-2021112016-A1 · Apr 15, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Nippon Telegraph & Telephone | 30 |
| Ntt Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04B10/272 | 10 |
| H04B10/032 | 10 |
| H04Q11/0067 | 8 |
| H04B10/112 | 7 |
| H04L12/44 | 6 |