- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/25 - Arrangements specific to fibre transmission
Patent holdings for IPC class H04B 10/25
Total number of patents in this class: 2361
10-year publication summary
|
217
|
217
|
265
|
264
|
267
|
314
|
287
|
253
|
179
|
51
|
| 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 |
268 |
| ZTE Corporation | 39218 |
71 |
| Intel Corporation | 45621 |
61 |
| Cisco Technology, Inc. | 18858 |
58 |
| NEC Corporation | 32703 |
52 |
| CommScope Technologies LLC | 4937 |
52 |
| Nippon Telegraph and Telephone Corporation | 14195 |
40 |
| Fujitsu Limited | 19265 |
31 |
| II-VI Delaware, Inc. | 1720 |
28 |
| Ciena Corporation | 1927 |
27 |
| Hewlett Packard Enterprise Development LP | 10702 |
26 |
| Cable Television Laboratories, Inc. | 876 |
25 |
| Infinera Corporation | 620 |
23 |
| Kyocera Corporation | 12735 |
22 |
| ISCO International, LLC | 212 |
22 |
| Magic Leap, Inc. | 3028 |
22 |
| ARRIS Enterprises LLC | 3432 |
21 |
| AT&T Intellectual Property I, L.P. | 9886 |
19 |
| Corning Optical Communications LLC | 1741 |
19 |
| Halliburton Energy Services, Inc. | 20165 |
18 |
| Other owners | 1456 |