- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/037 - Protecting confidentiality, e.g. by encryption of the control plane, e.g. signalling traffic
Patent holdings for IPC class H04W 12/037
Total number of patents in this class: 548
10-year publication summary
2
|
2
|
4
|
3
|
18
|
83
|
148
|
125
|
138
|
33
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Qualcomm Incorporated | 76576 |
47 |
Ericsson | 20417 |
46 |
Huawei Technologies Co., Ltd. | 100781 |
29 |
Apple Inc. | 50209 |
28 |
Samsung Electronics Co., Ltd. | 131630 |
26 |
Headwater Research LLC | 276 |
10 |
NEC Corporation | 32703 |
9 |
Intel Corporation | 45621 |
9 |
Cisco Technology, Inc. | 18858 |
9 |
Nokia Technologies Oy | 15057 |
9 |
Tyco Fire & Security GmbH | 2172 |
9 |
Lenovo (Singapore) Pte. Ltd. | 2853 |
8 |
Telefonaktiebolaget LM Ericsson (publ) | 26435 |
8 |
VMware LLC | 6078 |
7 |
Sony Group Corporation | 10730 |
6 |
Brother Industries, Ltd. | 13000 |
5 |
Realtek Semiconductor Corp. | 3028 |
5 |
X Development LLC | 1453 |
5 |
CoreTigo, Ltd. | 18 |
5 |
One Health Biosensing Inc. | 33 |
5 |
Other owners | 263 |