- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 4/12 - Messaging; Mailboxes; Announcements
Patent holdings for IPC class H04W 4/12
Total number of patents in this class: 6105
10-year publication summary
|
777
|
693
|
571
|
539
|
489
|
413
|
403
|
277
|
222
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZTE Corporation | 41061 |
334 |
| Samsung Electronics Co., Ltd. | 139001 |
315 |
| BlackBerry Limited | 5872 |
250 |
| Huawei Technologies Co., Ltd. | 106762 |
236 |
| Research In Motion Limited | 2165 |
147 |
| LG Electronics Inc. | 71039 |
141 |
| Microsoft Technology Licensing, LLC | 52886 |
113 |
| Apple Inc. | 52750 |
112 |
| T-Mobile USA, Inc. | 3903 |
108 |
| Qualcomm Incorporated | 81865 |
107 |
| Malikie Innovations Limited | 7370 |
88 |
| International Business Machines Corporation | 60129 |
83 |
| Google LLC | 40853 |
76 |
| Tencent Technology (Shenzhen) Company Limited | 14058 |
73 |
| Snap Inc. | 5326 |
60 |
| Verizon Patent And Licensing Inc. | 6947 |
55 |
| AT&T Intellectual Property I, L.P. | 9337 |
53 |
| AT&T Mobility II LLC | 1838 |
51 |
| META Platforms, Inc. | 7199 |
51 |
| Intel Corporation | 46126 |
47 |
| Other owners | 3605 |