- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/135 - using single mode transmission
Patent holdings for IPC class H04B 10/135
Total number of patents in this class: 7
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3486 |
2 |
| NEC Corporation | 32703 |
1 |
| Sumitomo Electric Industries, Ltd. | 14131 |
1 |
| Cubic Corporation | 497 |
1 |
| Stichting ASTRON | 10 |
1 |
| Dalian Power Supply Company Liaoning Electric Power Company Limited | 2 |
1 |
| Other owners | 0 |