- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/43 - Security arrangements using identity modules using shared identity modules, e.g. SIM sharing
Patent holdings for IPC class H04W 12/43
Total number of patents in this class: 72
10-year publication summary
|
0
|
2
|
3
|
8
|
14
|
12
|
10
|
5
|
5
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 148584 |
6 |
| Huawei Technologies Co., Ltd. | 114984 |
6 |
| Apple Inc. | 55916 |
5 |
| Koninklijke Philips N.V. | 25039 |
4 |
| Verizon Patent And Licensing Inc. | 7197 |
4 |
| BlackBerry Limited | 5337 |
2 |
| Huawei Device Co., Ltd. | 2755 |
2 |
| Citrix Systems, Inc. | 3587 |
2 |
| Twitter, Inc. | 1095 |
2 |
| Assa Abloy AB | 1315 |
2 |
| Poltorak Technologies LLC | 18 |
2 |
| T-Mobile USA, Inc. | 4209 |
2 |
| Oceus Networks, LLC | 58 |
2 |
| Qualcomm Incorporated | 86992 |
1 |
| Honeywell International Inc. | 13566 |
1 |
| AT&T Intellectual Property I, L.P. | 9647 |
1 |
| General Motors LLC | 1776 |
1 |
| Interdigital Patent Holdings, Inc. | 5835 |
1 |
| Cisco Technology, Inc. | 22095 |
1 |
| Brother Industries, Ltd. | 12946 |
1 |
| Other owners | 24 |