- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/033 - Protecting confidentiality, e.g. by encryption of the user plane, e.g. user’s traffic
Patent holdings for IPC class H04W 12/033
Total number of patents in this class: 1137
10-year publication summary
|
12
|
19
|
50
|
137
|
208
|
166
|
197
|
126
|
142
|
100
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 124115 |
81 |
| Samsung Electronics Co., Ltd. | 158442 |
65 |
| Ericsson | 22880 |
58 |
| Qualcomm Incorporated | 92859 |
54 |
| Apple Inc. | 59027 |
40 |
| Nokia Technologies Oy | 21475 |
35 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
24 |
| Cisco Technology, Inc. | 22555 |
21 |
| BlackBerry Limited | 4875 |
20 |
| Lenovo (Singapore) Pte. Ltd. | 3368 |
17 |
| Xmatrix LLC | 66 |
17 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23463 |
15 |
| Capital One Services, LLC. | 10058 |
14 |
| Interdigital Patent Holdings, Inc. | 7079 |
13 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 15312 |
12 |
| T-Mobile Innovations LLC | 4135 |
11 |
| AT&T Intellectual Property I, L.P. | 10002 |
9 |
| Nokia Solutions And Networks Oy | 7273 |
9 |
| Google LLC | 44614 |
9 |
| Network-1 Technologies, Inc. | 67 |
9 |
| Other owners | 604 |