- 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: 95
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujitsu Limited | 16882 |
6 |
| Huawei Technologies Co., Ltd. | 122474 |
6 |
| Lucent Technologies Inc. | 436 |
5 |
| Alcatel Lucent | 4339 |
5 |
| NEC Corporation | 36785 |
3 |
| Verizon Patent And Licensing Inc. | 7546 |
3 |
| General Instrument Corporation | 322 |
3 |
| Hoya Corporation USA | 10 |
3 |
| Infinera Corporation | 637 |
3 |
| Nortel Networks Limited | 253 |
3 |
| Xtera Communications, Inc. | 26 |
3 |
| Cisco Technology, Inc. | 22452 |
2 |
| Agere Systems Inc. | 84 |
2 |
| Aurora Networks, Inc. | 27 |
2 |
| II-VI Delaware, Inc. | 1626 |
2 |
| Luna Innovations Incorporated | 139 |
2 |
| NEC Laboratories America, Inc. | 1248 |
2 |
| Ofidium Pty Ltd. | 16 |
2 |
| Marvell Asia PTE, Ltd. | 6320 |
2 |
| Cavium International | 4692 |
2 |
| Other owners | 34 |