- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/0433 - Key management protocols
Patent holdings for IPC class H04W 12/0433
Total number of patents in this class: 310
10-year publication summary
|
0
|
1
|
1
|
8
|
25
|
47
|
79
|
62
|
65
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
39 |
| Ericsson | 20417 |
34 |
| Samsung Electronics Co., Ltd. | 131630 |
24 |
| Qualcomm Incorporated | 76576 |
14 |
| Apple Inc. | 50209 |
13 |
| NEC Corporation | 32703 |
8 |
| Lenovo (Singapore) Pte. Ltd. | 2853 |
7 |
| Orange S.A. | 1379 |
6 |
| SeaPort, Inc. | 13 |
6 |
| Canon Inc. | 36841 |
5 |
| Intel Corporation | 45621 |
5 |
| Brother Industries, Ltd. | 13000 |
5 |
| Nokia Technologies Oy | 15057 |
5 |
| Tile, Inc. | 304 |
5 |
| CoreTigo, Ltd. | 18 |
5 |
| Cisco Technology, Inc. | 18858 |
4 |
| ZTE Corporation | 39218 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
4 |
| International Business Machines Corporation | 60644 |
3 |
| Toyota Motor Corporation | 28582 |
3 |
| Other owners | 111 |