- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 52/48 - TPC being performed in particular situations during retransmission after error or non-acknowledgment
Patent holdings for IPC class H04W 52/48
Total number of patents in this class: 364
10-year publication summary
|
39
|
26
|
20
|
42
|
45
|
37
|
27
|
16
|
17
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
88 |
| LG Electronics Inc. | 69257 |
34 |
| Samsung Electronics Co., Ltd. | 131630 |
32 |
| Ericsson | 20417 |
14 |
| NTT DoCoMo, Inc. | 11501 |
13 |
| Lenovo (Singapore) Pte. Ltd. | 2853 |
12 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
12 |
| NEC Corporation | 32703 |
11 |
| Huawei Technologies Co., Ltd. | 100781 |
11 |
| Apple Inc. | 50209 |
9 |
| Interdigital Patent Holdings, Inc. | 3652 |
6 |
| Interdigital Technology Corporation | 1140 |
5 |
| Sharp Corporation | 10015 |
5 |
| Panasonic Intellectual Property Corporation of America | 7230 |
5 |
| Sharp Kabushiki Kaisha | 18957 |
5 |
| ZTE Corporation | 39218 |
4 |
| Nokia Technologies Oy | 15057 |
4 |
| Intel Corporation | 45621 |
3 |
| Electronics and Telecommunications Research Institute | 8830 |
3 |
| Kyocera Corporation | 12735 |
3 |
| Other owners | 85 |