- 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: 4203
10-year publication summary
|
347
|
627
|
883
|
930
|
419
|
164
|
140
|
123
|
76
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 121322 |
212 |
| Samsung Electronics Co., Ltd. | 155524 |
170 |
| Telefonaktiebolaget LM Ericsson (publ) | 28689 |
127 |
| Qualcomm Incorporated | 91008 |
120 |
| ZTE Corporation | 43898 |
104 |
| Nokia Technologies Oy | 20765 |
84 |
| Apple Inc. | 58317 |
83 |
| Intel Corporation | 46767 |
68 |
| Microsoft Technology Licensing, LLC | 54293 |
64 |
| Ericsson | 22399 |
57 |
| Cisco Technology, Inc. | 22374 |
52 |
| LG Electronics Inc. | 75330 |
51 |
| T-Mobile USA, Inc. | 4442 |
50 |
| International Business Machines Corporation | 62353 |
49 |
| Verizon Patent And Licensing Inc. | 7528 |
45 |
| Google LLC | 44142 |
41 |
| Interdigital Patent Holdings, Inc. | 6616 |
34 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22841 |
32 |
| Xmatrix LLC | 66 |
32 |
| AT&T Intellectual Property I, L.P. | 9938 |
31 |
| Other owners | 2697 |