- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/67 - Optical arrangements in the receiver
Patent holdings for IPC class H04B 10/67
Total number of patents in this class: 637
10-year publication summary
|
25
|
78
|
82
|
66
|
57
|
53
|
48
|
34
|
28
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 37227 |
39 |
| Raytheon Company | 8435 |
39 |
| Huawei Technologies Co., Ltd. | 124379 |
29 |
| Nippon Telegraph and Telephone Corporation | 15938 |
16 |
| Fujitsu Limited | 16859 |
15 |
| Sumitomo Electric Industries, Ltd. | 16331 |
11 |
| Cisco Technology, Inc. | 22584 |
11 |
| Infinera Corporation | 636 |
11 |
| Fujitsu Optical Components Limited | 298 |
10 |
| II-VI Delaware, Inc. | 1617 |
10 |
| Ciena Corporation | 2196 |
9 |
| Hewlett Packard Enterprise Development LP | 11519 |
9 |
| Massachusetts Institute of Technology | 10285 |
8 |
| ZTE Corporation | 44288 |
8 |
| Kookmin University Industry Academy Cooperation Foundation | 441 |
8 |
| Adolite Inc. | 22 |
8 |
| LG Electronics Inc. | 75910 |
7 |
| Nokia Solutions And Networks Oy | 7280 |
7 |
| Ouster, Inc. | 171 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
7 |
| Other owners | 368 |