- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/532 - Polarisation modulation
Patent holdings for IPC class H04B 10/532
Total number of patents in this class: 346
10-year publication summary
|
32
|
33
|
32
|
39
|
40
|
34
|
40
|
31
|
30
|
11
|
| 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 |
30 |
| Huawei Technologies Co., Ltd. | 100781 |
25 |
| NEC Corporation | 32703 |
16 |
| Ciena Corporation | 1927 |
15 |
| Fujitsu Limited | 19265 |
12 |
| Nxgen Partners IP, LLC | 132 |
12 |
| Nippon Telegraph and Telephone Corporation | 14195 |
11 |
| Infinera Corporation | 620 |
10 |
| Qualcomm Incorporated | 76576 |
9 |
| Futurewei Technologies, Inc. | 3708 |
9 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| Ericsson | 20417 |
6 |
| Juniper Networks, Inc. | 3556 |
6 |
| Sun Patent Trust | 1972 |
6 |
| Alcatel Lucent | 4720 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
6 |
| Raytheon Company | 8535 |
5 |
| Nokia Technologies Oy | 15057 |
5 |
| Marvell Asia PTE, Ltd. | 6841 |
5 |
| Nubis Communications, Inc. | 60 |
5 |
| Other owners | 140 |