- 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: 6100
10-year publication summary
|
783
|
777
|
693
|
571
|
537
|
489
|
412
|
399
|
273
|
63
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZTE Corporation | 39218 |
334 |
| Samsung Electronics Co., Ltd. | 131630 |
310 |
| BlackBerry Limited | 5958 |
261 |
| Huawei Technologies Co., Ltd. | 100781 |
229 |
| Research In Motion Limited | 2283 |
150 |
| LG Electronics Inc. | 69257 |
134 |
| Microsoft Technology Licensing, LLC | 51439 |
113 |
| Apple Inc. | 50209 |
108 |
| Qualcomm Incorporated | 76576 |
107 |
| T-Mobile USA, Inc. | 3668 |
104 |
| International Business Machines Corporation | 60644 |
98 |
| Malikie Innovations Limited | 7703 |
90 |
| Google LLC | 38759 |
80 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
73 |
| AT&T Intellectual Property I, L.P. | 9886 |
56 |
| Verizon Patent And Licensing Inc. | 6900 |
55 |
| AT&T Mobility II LLC | 1982 |
55 |
| Snap Inc. | 4604 |
55 |
| META Platforms, Inc. | 7514 |
53 |
| Intel Corporation | 45621 |
47 |
| Other owners | 3588 |