- 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: 5369
10-year publication summary
|
569
|
609
|
554
|
442
|
389
|
349
|
333
|
235
|
301
|
227
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125335 |
231 |
| Apple Inc. | 59414 |
181 |
| Qualcomm Incorporated | 93847 |
178 |
| Samsung Electronics Co., Ltd. | 159473 |
174 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
159 |
| Nokia Technologies Oy | 21978 |
140 |
| Ericsson | 23154 |
138 |
| ZTE Corporation | 44331 |
117 |
| Cisco Technology, Inc. | 22656 |
100 |
| Intel Corporation | 46327 |
99 |
| Google LLC | 44900 |
89 |
| International Business Machines Corporation | 62864 |
80 |
| Interdigital Patent Holdings, Inc. | 7297 |
67 |
| Microsoft Technology Licensing, LLC | 54693 |
67 |
| AT&T Intellectual Property I, L.P. | 10069 |
64 |
| NEC Corporation | 37532 |
55 |
| BlackBerry Limited | 4820 |
53 |
| LG Electronics Inc. | 76299 |
50 |
| Malikie Innovations Limited | 6343 |
42 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23799 |
39 |
| Other owners | 3246 |