- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/0471 - Key exchange
Patent holdings for IPC class H04W 12/0471
Total number of patents in this class: 328
10-year publication summary
|
1
|
1
|
4
|
14
|
42
|
48
|
65
|
47
|
51
|
45
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 87067 |
24 |
| Apple Inc. | 55791 |
16 |
| LG Electronics Inc. | 73763 |
13 |
| Ericsson | 21932 |
12 |
| Samsung Electronics Co., Ltd. | 148173 |
11 |
| Huawei Technologies Co., Ltd. | 114620 |
11 |
| Leviton Manufacturing Co., Inc. | 810 |
10 |
| Cisco Technology, Inc. | 22084 |
9 |
| Winkk, Inc. | 96 |
9 |
| NEC Corporation | 36136 |
7 |
| Koninklijke Philips N.V. | 24989 |
7 |
| Interdigital Patent Holdings, Inc. | 5799 |
6 |
| Intel Corporation | 46937 |
6 |
| Realtek Semiconductor Corp. | 3328 |
6 |
| Tile, Inc. | 340 |
6 |
| AT&T Intellectual Property I, L.P. | 9629 |
5 |
| Canon Inc. | 40656 |
5 |
| Texas Instruments Incorporated | 19459 |
5 |
| AT&T Mobility II LLC | 1862 |
5 |
| Capital One Services, LLC. | 9364 |
4 |
| Other owners | 151 |