- 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: 360
10-year publication summary
|
26
|
35
|
30
|
28
|
33
|
24
|
28
|
23
|
13
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 110995 |
50 |
| Nippon Telegraph and Telephone Corporation | 17157 |
42 |
| Fujitsu Limited | 18356 |
24 |
| NEC Corporation | 35351 |
16 |
| ZTE Corporation | 42015 |
16 |
| Ciena Corporation | 2018 |
14 |
| Ericsson | 21593 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27794 |
9 |
| Futurewei Technologies, Inc. | 3747 |
7 |
| Cisco Technology, Inc. | 19623 |
6 |
| Mitsubishi Electric Corporation | 45811 |
6 |
| AT&T Intellectual Property I, L.P. | 9470 |
5 |
| ARRIS Enterprises LLC | 3429 |
5 |
| Cable Television Laboratories, Inc. | 986 |
5 |
| Videx, Inc. | 69 |
5 |
| Marvell Asia PTE, Ltd. | 6555 |
5 |
| Corning Incorporated | 10240 |
4 |
| NTT Electronics Corporation | 271 |
4 |
| Lumentum Operations LLC | 728 |
4 |
| Cavium International | 5080 |
4 |
| Other owners | 120 |