- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/041 - Key generation or derivation
Patent holdings for IPC class H04W 12/041
Total number of patents in this class: 1837
10-year publication summary
|
9
|
28
|
94
|
155
|
208
|
234
|
257
|
266
|
313
|
233
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 124115 |
164 |
| Qualcomm Incorporated | 92859 |
145 |
| Ericsson | 22880 |
110 |
| Nokia Technologies Oy | 21475 |
109 |
| Samsung Electronics Co., Ltd. | 158442 |
106 |
| Apple Inc. | 59027 |
60 |
| Lenovo (Singapore) Pte. Ltd. | 3368 |
45 |
| Cisco Technology, Inc. | 22555 |
43 |
| NEC Corporation | 37168 |
41 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
40 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 15312 |
36 |
| LG Electronics Inc. | 75855 |
28 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23463 |
26 |
| Thales DIS France SA | 1136 |
26 |
| ZTE Corporation | 44255 |
24 |
| Interdigital Patent Holdings, Inc. | 7079 |
22 |
| Intel Corporation | 47178 |
21 |
| Capital One Services, LLC. | 10058 |
17 |
| Canon Inc. | 44051 |
13 |
| NTT DoCoMo, Inc. | 14854 |
13 |
| Other owners | 748 |