- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 52/42 - TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Patent holdings for IPC class H04W 52/42
Total number of patents in this class: 1120
10-year publication summary
|
71
|
64
|
66
|
114
|
98
|
147
|
104
|
111
|
110
|
41
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
190 |
| LG Electronics Inc. | 69257 |
111 |
| Samsung Electronics Co., Ltd. | 131630 |
106 |
| Ericsson | 20417 |
62 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
52 |
| Huawei Technologies Co., Ltd. | 100781 |
51 |
| Intel Corporation | 45621 |
23 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
21 |
| Apple Inc. | 50209 |
19 |
| Interdigital Patent Holdings, Inc. | 3652 |
18 |
| Sharp Corporation | 10015 |
18 |
| Sun Patent Trust | 1972 |
17 |
| NTT DoCoMo, Inc. | 11501 |
15 |
| ZTE Corporation | 39218 |
14 |
| Nokia Technologies Oy | 15057 |
14 |
| META Platforms, Inc. | 7514 |
13 |
| Lenovo (Singapore) Pte. Ltd. | 2853 |
12 |
| Sony Corporation | 32931 |
11 |
| CommScope Technologies LLC | 4937 |
11 |
| Corning Optical Communications LLC | 1741 |
9 |
| Other owners | 333 |