- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/18 - Arrangements for reducing or eliminating distortion or dispersion, e.g. equalisers
Patent holdings for IPC class H04B 10/18
Total number of patents in this class: 107
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujitsu Limited | 18343 |
7 |
| Lucent Technologies Inc. | 735 |
7 |
| Huawei Technologies Co., Ltd. | 111975 |
7 |
| Alcatel Lucent | 4549 |
5 |
| NEC Corporation | 35521 |
3 |
| Verizon Patent And Licensing Inc. | 7076 |
3 |
| Aurora Networks, Inc. | 30 |
3 |
| General Instrument Corporation | 358 |
3 |
| Hoya Corporation USA | 10 |
3 |
| Infinera Corporation | 634 |
3 |
| Nortel Networks Limited | 330 |
3 |
| Xtera Communications, Inc. | 28 |
3 |
| Intel Corporation | 46949 |
2 |
| Cisco Technology, Inc. | 19860 |
2 |
| Agere Systems Inc. | 114 |
2 |
| Corning Incorporated | 10252 |
2 |
| ZTE Corporation | 42203 |
2 |
| II-VI Delaware, Inc. | 1685 |
2 |
| Luna Innovations Incorporated | 146 |
2 |
| NEC Laboratories America, Inc. | 1150 |
2 |
| Other owners | 41 |