- 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: 372
10-year publication summary
|
1
|
1
|
8
|
27
|
49
|
79
|
62
|
68
|
68
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 106664 |
42 |
| Ericsson | 21125 |
35 |
| Samsung Electronics Co., Ltd. | 138729 |
30 |
| Apple Inc. | 52680 |
17 |
| Qualcomm Incorporated | 81758 |
15 |
| NEC Corporation | 34371 |
9 |
| Nokia Technologies Oy | 16514 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27389 |
9 |
| Lenovo (Singapore) Pte. Ltd. | 3356 |
8 |
| ZTE Corporation | 41075 |
7 |
| Cisco Technology, Inc. | 19332 |
6 |
| Brother Industries, Ltd. | 12905 |
6 |
| Orange S.A. | 1491 |
6 |
| Tile, Inc. | 326 |
6 |
| SeaPort, Inc. | 13 |
6 |
| Canon Inc. | 38114 |
5 |
| Intel Corporation | 46119 |
5 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 10705 |
5 |
| CoreTigo, Ltd. | 18 |
5 |
| Interdigital Patent Holdings, Inc. | 4457 |
4 |
| Other owners | 137 |