- All sections
- H - Electricity
- H04B - Transmission
- H04B 3/02 - Line transmission systems Details
Patent holdings for IPC class H04B 3/02
Total number of patents in this class: 281
10-year publication summary
|
19
|
20
|
27
|
33
|
26
|
27
|
17
|
13
|
11
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45128 |
16 |
| AT&T Intellectual Property I, L.P. | 9377 |
12 |
| Kandou Labs, S.A. | 322 |
9 |
| Panasonic Corporation | 20286 |
7 |
| Sony Semiconductor Solutions Corporation | 9879 |
7 |
| Halliburton Energy Services, Inc. | 20538 |
6 |
| Intel Corporation | 46267 |
6 |
| Samsung Electronics Co., Ltd. | 140622 |
5 |
| Denso Corporation | 23912 |
5 |
| Fuji Electric Co., Ltd. | 5006 |
5 |
| CertusView Technologies, LLC | 190 |
5 |
| Qualcomm Incorporated | 82781 |
4 |
| Sumitomo Electric Industries, Ltd. | 15094 |
3 |
| Yamaha Corporation | 4079 |
3 |
| Daikin Industries, Ltd. | 9874 |
3 |
| Omron Corporation | 7177 |
3 |
| Nippon Telegraph and Telephone Corporation | 16586 |
3 |
| Marvell Asia PTE, Ltd. | 6560 |
3 |
| Cavium International | 5150 |
3 |
| Kandou US, Inc. | 43 |
3 |
| Other owners | 170 |