- 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: 1044
10-year publication summary
|
9
|
16
|
49
|
131
|
199
|
161
|
192
|
126
|
142
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 116994 |
75 |
| Samsung Electronics Co., Ltd. | 150361 |
62 |
| Ericsson | 22074 |
54 |
| Qualcomm Incorporated | 88235 |
51 |
| Apple Inc. | 56723 |
36 |
| Nokia Technologies Oy | 19409 |
25 |
| Telefonaktiebolaget LM Ericsson (publ) | 28510 |
24 |
| BlackBerry Limited | 5234 |
20 |
| Cisco Technology, Inc. | 22134 |
18 |
| Xmatrix LLC | 66 |
17 |
| Lenovo (Singapore) Pte. Ltd. | 3288 |
15 |
| Capital One Services, LLC. | 9551 |
14 |
| Interdigital Patent Holdings, Inc. | 6020 |
12 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 21843 |
12 |
| T-Mobile Innovations LLC | 3850 |
10 |
| Visa International Service Association | 4814 |
9 |
| Network-1 Technologies, Inc. | 64 |
9 |
| AT&T Intellectual Property I, L.P. | 9725 |
8 |
| WhatsApp LLC | 228 |
8 |
| LG Electronics Inc. | 74090 |
7 |
| Other owners | 558 |