- 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: 5216
10-year publication summary
|
560
|
593
|
528
|
418
|
377
|
337
|
318
|
221
|
291
|
57
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 118321 |
222 |
| Samsung Electronics Co., Ltd. | 151726 |
173 |
| Qualcomm Incorporated | 88980 |
173 |
| Apple Inc. | 57234 |
170 |
| Telefonaktiebolaget LM Ericsson (publ) | 28539 |
160 |
| Ericsson | 22176 |
135 |
| Nokia Technologies Oy | 19822 |
133 |
| ZTE Corporation | 43404 |
119 |
| Intel Corporation | 46583 |
100 |
| Google LLC | 43466 |
85 |
| International Business Machines Corporation | 61969 |
79 |
| Microsoft Technology Licensing, LLC | 54199 |
67 |
| Cisco Technology, Inc. | 22223 |
65 |
| AT&T Intellectual Property I, L.P. | 9783 |
63 |
| BlackBerry Limited | 5122 |
60 |
| Interdigital Patent Holdings, Inc. | 6235 |
58 |
| NEC Corporation | 36464 |
56 |
| LG Electronics Inc. | 74447 |
48 |
| Malikie Innovations Limited | 6792 |
42 |
| T-Mobile USA, Inc. | 4333 |
37 |
| Other owners | 3171 |