- 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: 347
10-year publication summary
|
30
|
26
|
35
|
30
|
28
|
33
|
24
|
27
|
22
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
50 |
| Nippon Telegraph and Telephone Corporation | 14195 |
40 |
| Fujitsu Limited | 19265 |
20 |
| ZTE Corporation | 39218 |
15 |
| Ciena Corporation | 1927 |
14 |
| NEC Corporation | 32703 |
13 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
9 |
| Ericsson | 20417 |
8 |
| Futurewei Technologies, Inc. | 3708 |
7 |
| Cisco Technology, Inc. | 18858 |
6 |
| Mitsubishi Electric Corporation | 43934 |
6 |
| AT&T Intellectual Property I, L.P. | 9886 |
5 |
| ARRIS Enterprises LLC | 3432 |
5 |
| Videx, Inc. | 69 |
5 |
| Marvell Asia PTE, Ltd. | 6841 |
5 |
| Corning Incorporated | 9932 |
4 |
| NTT Electronics Corporation | 283 |
4 |
| Lumentum Operations LLC | 696 |
4 |
| Cavium International | 5549 |
4 |
| Alcatel Lucent | 4720 |
4 |
| Other owners | 119 |