- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/00 - Security arrangementsAuthenticationProtecting privacy or anonymity
Patent holdings for IPC class H04W 12/00
Total number of patents in this class: 4228
10-year publication summary
|
347
|
627
|
882
|
929
|
419
|
164
|
140
|
132
|
76
|
47
|
| 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 |
213 |
| Samsung Electronics Co., Ltd. | 158337 |
172 |
| Telefonaktiebolaget LM Ericsson (publ) | 28859 |
127 |
| Qualcomm Incorporated | 92725 |
122 |
| ZTE Corporation | 44230 |
107 |
| Nokia Technologies Oy | 21422 |
88 |
| Apple Inc. | 58995 |
83 |
| Intel Corporation | 47069 |
68 |
| Microsoft Technology Licensing, LLC | 54489 |
64 |
| Ericsson | 22839 |
59 |
| Cisco Technology, Inc. | 22547 |
52 |
| LG Electronics Inc. | 75807 |
51 |
| T-Mobile USA, Inc. | 4507 |
50 |
| International Business Machines Corporation | 62742 |
49 |
| Verizon Patent And Licensing Inc. | 7575 |
45 |
| Google LLC | 44601 |
41 |
| Interdigital Patent Holdings, Inc. | 7059 |
34 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23423 |
33 |
| AT&T Intellectual Property I, L.P. | 10003 |
32 |
| Headwater Research LLC | 319 |
32 |
| Other owners | 2706 |