- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/2513 - Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
Patent holdings for IPC class H04B 10/2513
Total number of patents in this class: 356
10-year publication summary
|
26
|
35
|
30
|
28
|
33
|
24
|
28
|
23
|
13
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 106762 |
50 |
| Nippon Telegraph and Telephone Corporation | 16332 |
42 |
| Fujitsu Limited | 18405 |
22 |
| ZTE Corporation | 41061 |
16 |
| NEC Corporation | 34413 |
15 |
| Ciena Corporation | 1951 |
14 |
| Ericsson | 21144 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27416 |
9 |
| Futurewei Technologies, Inc. | 3727 |
7 |
| Cisco Technology, Inc. | 19347 |
6 |
| Mitsubishi Electric Corporation | 44851 |
6 |
| AT&T Intellectual Property I, L.P. | 9337 |
5 |
| ARRIS Enterprises LLC | 3437 |
5 |
| Cable Television Laboratories, Inc. | 941 |
5 |
| Videx, Inc. | 68 |
5 |
| Marvell Asia PTE, Ltd. | 6563 |
5 |
| Corning Incorporated | 10125 |
4 |
| NTT Electronics Corporation | 276 |
4 |
| Lumentum Operations LLC | 714 |
4 |
| Cavium International | 5174 |
4 |
| Other owners | 119 |