- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/02 - Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
Patent holdings for IPC class H04W 12/02
Total number of patents in this class: 5327
10-year publication summary
|
569
|
609
|
554
|
442
|
389
|
349
|
333
|
231
|
300
|
177
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 123867 |
230 |
| Qualcomm Incorporated | 92725 |
177 |
| Apple Inc. | 58995 |
176 |
| Samsung Electronics Co., Ltd. | 158337 |
174 |
| Telefonaktiebolaget LM Ericsson (publ) | 28859 |
158 |
| Ericsson | 22839 |
137 |
| Nokia Technologies Oy | 21422 |
135 |
| ZTE Corporation | 44230 |
118 |
| Intel Corporation | 47069 |
100 |
| Cisco Technology, Inc. | 22547 |
92 |
| Google LLC | 44601 |
88 |
| International Business Machines Corporation | 62742 |
80 |
| Interdigital Patent Holdings, Inc. | 7059 |
67 |
| Microsoft Technology Licensing, LLC | 54489 |
67 |
| AT&T Intellectual Property I, L.P. | 10003 |
64 |
| BlackBerry Limited | 4887 |
56 |
| NEC Corporation | 37135 |
56 |
| LG Electronics Inc. | 75807 |
50 |
| Malikie Innovations Limited | 6416 |
42 |
| T-Mobile USA, Inc. | 4507 |
37 |
| Other owners | 3223 |