Optical splitting/coupling device, optical submarine cable system, and optical splitting/coupling method
US-2025105939-A1 · Mar 27, 2025 · US
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Abe Ryota patents
Abe Ryota is listed as an inventor on 22 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Abe Ryota |
| Total patents | 22 |
| First publication | Jan 19, 2017 |
| Latest publication | Mar 27, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Light multiplexing/demultiplexing device and light multiplexing/demultiplexing method
US-2024348338-A1 · Oct 17, 2024 · US
Optical submarine branching apparatus, optical submarine cable system, switching method, non-transitory computer-readable medium
US-11942991-B2 · Mar 26, 2024 · US
Optical signal monitoring apparatus, optical signal monitoring system, and optical signal monitoring method
US-2024072890-A1 · Feb 29, 2024 · US
Monitoring optical signal arrival adjustment device, optical communication transmission path, optical communication system, and optical communication transmission path monitoring method
US-2023361877-A1 · Nov 9, 2023 · US
Optical submarine branching apparatus, optical submarine cable system, switching method, non-transitory computer-readable medium
US-2022286203-A1 · Sep 8, 2022 · US
Seabed branching device, optical seabed cable system, and optical communication method
US-11251895-B2 · Feb 15, 2022 · US
Optical transmission device and optical transmission method
US-11057110-B2 · Jul 6, 2021 · US
Seabed branching device, optical seabed cable system, and optical communication method
US-2021067264-A1 · Mar 4, 2021 · US
Optical transmission device and optical transmission method
US-2020266912-A1 · Aug 20, 2020 · US
Recent patents
Latest publications not already listed above.
Optical transmission/reception device, optical communication system, and optical communication method
US-10581518-B2 · Mar 3, 2020 · US
Optical control device and optical branching device
US-10554322-B2 · Feb 4, 2020 · US
Clip and mounting structure of door trim
US-10471909-B2 · Nov 12, 2019 · US
Extended branching device and control method of the same
US-10243685-B2 · Mar 26, 2019 · US
Optical control device and optical branching device
US-2019058541-A1 · Feb 21, 2019 · US
Optical transmission/reception device, optical communication system, and optical communication method
US-2018205453-A1 · Jul 19, 2018 · US
Clip and mounting structure of door trim
US-2018194301-A1 · Jul 12, 2018 · US
Optical transmission/reception device, optical communication system, and optical communication method
US-9954607-B2 · Apr 24, 2018 · US
Flap valve device and gas liquid separation device provided with flap valve device
US-9908401-B2 · Mar 6, 2018 · US
Extended branching device and control method of the same
US-2018054271-A1 · Feb 22, 2018 · US
Optical transmission/reception device, optical communication system, and optical communication method
US-2017111108-A1 · Apr 20, 2017 · US
Flap valve device and gas liquid separation device provided with flap valve device
US-2017015192-A1 · Jan 19, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04J14/0212 | 10 |
| H04B10/03 | 6 |
| H04B10/296 | 6 |
| H04J14/0205 | 5 |
| H04B10/80 | 4 |