- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 12/00 - Security arrangementsAuthenticationProtecting privacy or anonymity
Patent holdings for IPC class H04W 12/00
Total number of patents in this class: 4239
10-year publication summary
|
347
|
627
|
882
|
929
|
418
|
164
|
140
|
134
|
78
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125590 |
214 |
| Samsung Electronics Co., Ltd. | 159755 |
173 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
128 |
| Qualcomm Incorporated | 93957 |
124 |
| ZTE Corporation | 44368 |
104 |
| Nokia Technologies Oy | 22034 |
90 |
| Apple Inc. | 59479 |
83 |
| Intel Corporation | 46342 |
68 |
| Microsoft Technology Licensing, LLC | 54706 |
65 |
| Ericsson | 23125 |
59 |
| Cisco Technology, Inc. | 22668 |
53 |
| LG Electronics Inc. | 76328 |
52 |
| T-Mobile USA, Inc. | 4563 |
50 |
| International Business Machines Corporation | 62871 |
49 |
| Verizon Patent And Licensing Inc. | 7700 |
45 |
| Google LLC | 44941 |
41 |
| Interdigital Patent Holdings, Inc. | 7328 |
34 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23856 |
33 |
| AT&T Intellectual Property I, L.P. | 10062 |
32 |
| Headwater Research LLC | 320 |
32 |
| Other owners | 2710 |