- 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: 576
10-year publication summary
|
39
|
37
|
25
|
78
|
82
|
66
|
57
|
52
|
45
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Raytheon Company | 8535 |
38 |
| NEC Corporation | 32703 |
33 |
| Huawei Technologies Co., Ltd. | 100781 |
24 |
| Fujitsu Limited | 19265 |
20 |
| Nippon Telegraph and Telephone Corporation | 14195 |
16 |
| Infinera Corporation | 620 |
11 |
| Sumitomo Electric Industries, Ltd. | 14131 |
10 |
| Fujitsu Optical Components Limited | 266 |
9 |
| Cisco Technology, Inc. | 18858 |
9 |
| Massachusetts Institute of Technology | 9795 |
9 |
| Hewlett Packard Enterprise Development LP | 10702 |
8 |
| II-VI Delaware, Inc. | 1720 |
8 |
| Adolite Inc. | 22 |
8 |
| ZTE Corporation | 39218 |
7 |
| Ciena Corporation | 1927 |
7 |
| Kookmin University Industry Academy Cooperation Foundation | 337 |
7 |
| Ouster, Inc. | 163 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
7 |
| LG Electronics Inc. | 69257 |
6 |
| Nokia Solutions And Networks Oy | 5698 |
6 |
| Other owners | 326 |