- 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: 5084
10-year publication summary
|
599
|
568
|
609
|
552
|
440
|
387
|
349
|
322
|
214
|
197
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113006 |
215 |
| Samsung Electronics Co., Ltd. | 146534 |
174 |
| Qualcomm Incorporated | 85550 |
174 |
| Apple Inc. | 55017 |
163 |
| Telefonaktiebolaget LM Ericsson (publ) | 28022 |
150 |
| Ericsson | 21778 |
130 |
| ZTE Corporation | 42552 |
119 |
| Nokia Technologies Oy | 17914 |
118 |
| Intel Corporation | 47013 |
99 |
| Google LLC | 42292 |
82 |
| International Business Machines Corporation | 61287 |
79 |
| Microsoft Technology Licensing, LLC | 53739 |
70 |
| AT&T Intellectual Property I, L.P. | 9520 |
63 |
| BlackBerry Limited | 5141 |
61 |
| NEC Corporation | 35734 |
57 |
| Cisco Technology, Inc. | 19950 |
53 |
| Interdigital Patent Holdings, Inc. | 5533 |
51 |
| LG Electronics Inc. | 73210 |
47 |
| Malikie Innovations Limited | 7127 |
44 |
| T-Mobile USA, Inc. | 4113 |
34 |
| Other owners | 3101 |