- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/2543 - Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
Patent holdings for IPC class H04B 10/2543
Total number of patents in this class: 153
10-year publication summary
|
10
|
14
|
11
|
15
|
11
|
7
|
8
|
8
|
9
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 37395 |
23 |
| Huawei Technologies Co., Ltd. | 124837 |
19 |
| Ciena Corporation | 2202 |
11 |
| 1FINITY Inc. | 1543 |
10 |
| ZTE Corporation | 44374 |
7 |
| Fujitsu Limited | 16833 |
6 |
| Nippon Telegraph and Telephone Corporation | 15913 |
6 |
| Ericsson | 23055 |
4 |
| MACOM Technology Solutions Holdings, Inc. | 862 |
4 |
| NEC Laboratories America, Inc. | 1263 |
4 |
| Xieon Networks S.a.r.l. | 159 |
4 |
| Mitsubishi Electric Corporation | 48351 |
3 |
| Nokia of America Corporation | 431 |
3 |
| Seaford Holdings, LLC | 3 |
3 |
| Raytheon Company | 8443 |
2 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5294 |
2 |
| Aston University | 115 |
2 |
| Photonic Systems, Inc. | 44 |
2 |
| Alcatel Lucent | 4285 |
2 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6102 |
2 |
| Other owners | 34 |