- 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: 5047
10-year publication summary
|
599
|
569
|
609
|
553
|
442
|
388
|
347
|
320
|
213
|
154
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 111449 |
209 |
| Qualcomm Incorporated | 84760 |
174 |
| Samsung Electronics Co., Ltd. | 144675 |
173 |
| Apple Inc. | 54577 |
161 |
| Telefonaktiebolaget LM Ericsson (publ) | 27862 |
149 |
| Ericsson | 21642 |
129 |
| ZTE Corporation | 42101 |
117 |
| Nokia Technologies Oy | 17625 |
117 |
| Intel Corporation | 46833 |
99 |
| Google LLC | 41934 |
81 |
| International Business Machines Corporation | 61144 |
79 |
| Microsoft Technology Licensing, LLC | 53577 |
70 |
| BlackBerry Limited | 5158 |
62 |
| AT&T Intellectual Property I, L.P. | 9486 |
62 |
| NEC Corporation | 35471 |
57 |
| LG Electronics Inc. | 72675 |
47 |
| Malikie Innovations Limited | 7177 |
44 |
| Cisco Technology, Inc. | 19734 |
43 |
| Interdigital Patent Holdings, Inc. | 5300 |
41 |
| T-Mobile USA, Inc. | 4051 |
34 |
| Other owners | 3099 |