- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 4/10 - Push-to-talk [PTT] or push-on-call services
Patent holdings for IPC class H04W 4/10
Total number of patents in this class: 1544
10-year publication summary
|
141
|
153
|
161
|
133
|
129
|
104
|
67
|
59
|
37
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Motorola Solutions, Inc. | 4508 |
325 |
| Samsung Electronics Co., Ltd. | 149087 |
131 |
| Qualcomm Incorporated | 87585 |
88 |
| Huawei Technologies Co., Ltd. | 115827 |
63 |
| Kodiak Networks, Inc. | 106 |
62 |
| ZTE Corporation | 43054 |
58 |
| Telefonaktiebolaget LM Ericsson (publ) | 28486 |
33 |
| JVC Kenwood Corporation | 3063 |
31 |
| ICOM Incorporated | 252 |
27 |
| Intel Corporation | 46460 |
23 |
| BlackBerry Limited | 5266 |
19 |
| Malikie Innovations Limited | 6945 |
19 |
| Research In Motion Limited | 1721 |
18 |
| Ericsson | 21998 |
18 |
| Mutualink, Inc. | 94 |
17 |
| Hytera Communications Corporation Limited | 398 |
17 |
| Motorola, Inc. | 1797 |
16 |
| LG Electronics Inc. | 73772 |
15 |
| NEC Corporation | 36257 |
15 |
| Kyocera Corporation | 14083 |
12 |
| Other owners | 537 |