- 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: 428
10-year publication summary
|
0
|
1
|
7
|
26
|
49
|
79
|
63
|
69
|
67
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113689 |
47 |
| Ericsson | 21888 |
38 |
| Samsung Electronics Co., Ltd. | 147501 |
34 |
| Apple Inc. | 55387 |
17 |
| Qualcomm Incorporated | 86346 |
16 |
| ZTE Corporation | 42693 |
12 |
| Nokia Technologies Oy | 18229 |
12 |
| Telefonaktiebolaget LM Ericsson (publ) | 28219 |
10 |
| NEC Corporation | 35935 |
9 |
| Lenovo (Singapore) Pte. Ltd. | 3123 |
8 |
| Intel Corporation | 47143 |
7 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 12600 |
7 |
| Interdigital Patent Holdings, Inc. | 5620 |
6 |
| Cisco Technology, Inc. | 21991 |
6 |
| Brother Industries, Ltd. | 12959 |
6 |
| Orange S.A. | 1554 |
6 |
| Tile, Inc. | 339 |
6 |
| SeaPort, Inc. | 13 |
6 |
| Canon Inc. | 40352 |
5 |
| Nomadix, Inc. | 59 |
5 |
| Other owners | 165 |