- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/64 - Heterodyne
Patent holdings for IPC class H04B 10/64
Total number of patents in this class: 136
10-year publication summary
|
5
|
12
|
17
|
14
|
22
|
18
|
19
|
13
|
17
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cable Television Laboratories, Inc. | 876 |
24 |
| Nokia Solutions And Networks Oy | 5698 |
9 |
| Phase Sensitive Innovations, Inc. | 67 |
8 |
| Huawei Technologies Co., Ltd. | 100781 |
7 |
| Ericsson | 20417 |
6 |
| Nippon Telegraph and Telephone Corporation | 14195 |
5 |
| Lockheed Martin Corporation | 3406 |
3 |
| CommScope Technologies LLC | 4937 |
3 |
| Xieon Networks S.a.r.l. | 172 |
3 |
| NEC Corporation | 32703 |
2 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
2 |
| AIT Austrian Institute of Technology GmbH | 188 |
2 |
| ARRIS Enterprises LLC | 3432 |
2 |
| Huazhong University of Science and Technology | 930 |
2 |
| Shanghai Jiao Tong University | 1020 |
2 |
| Bifrost Communications ApS | 14 |
2 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
2 |
| Sumitomo Electric Industries, Ltd. | 14131 |
1 |
| Fujitsu Limited | 19265 |
1 |
| Cisco Technology, Inc. | 18858 |
1 |
| Other owners | 49 |