- 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: 279
10-year publication summary
20
|
19
|
20
|
27
|
33
|
26
|
26
|
16
|
13
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
16 |
AT&T Intellectual Property I, L.P. | 9886 |
12 |
Kandou Labs, S.A. | 312 |
9 |
Panasonic Corporation | 20786 |
7 |
Sony Semiconductor Solutions Corporation | 8770 |
7 |
Halliburton Energy Services, Inc. | 20165 |
6 |
Intel Corporation | 45621 |
6 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
Denso Corporation | 23338 |
5 |
CertusView Technologies, LLC | 190 |
5 |
Sumitomo Electric Industries, Ltd. | 14131 |
4 |
Fuji Electric Co., Ltd. | 4750 |
4 |
Qualcomm Incorporated | 76576 |
3 |
Yamaha Corporation | 4054 |
3 |
Daikin Industries, Ltd. | 9495 |
3 |
Omron Corporation | 6968 |
3 |
Marvell Asia PTE, Ltd. | 6841 |
3 |
Cavium International | 5549 |
3 |
Kandou US, Inc. | 33 |
3 |
Schlumberger Technology Corporation | 9690 |
2 |
Other owners | 170 |