- 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: 1638
10-year publication summary
|
140
|
156
|
162
|
171
|
136
|
128
|
110
|
70
|
60
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Motorola Solutions, Inc. | 4355 |
325 |
| Samsung Electronics Co., Ltd. | 131630 |
119 |
| Qualcomm Incorporated | 76576 |
96 |
| Huawei Technologies Co., Ltd. | 100781 |
80 |
| Kodiak Networks, Inc. | 112 |
65 |
| ZTE Corporation | 39218 |
62 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
46 |
| Motorola, Inc. | 2873 |
28 |
| JVC Kenwood Corporation | 2774 |
27 |
| ICOM Incorporated | 241 |
26 |
| Intel Corporation | 45621 |
24 |
| Research In Motion Limited | 2283 |
23 |
| BlackBerry Limited | 5958 |
20 |
| Malikie Innovations Limited | 7703 |
20 |
| NEC Corporation | 32703 |
19 |
| Ericsson | 20417 |
19 |
| LG Electronics Inc. | 69257 |
18 |
| Kyocera Corporation | 12735 |
17 |
| Mutualink, Inc. | 97 |
17 |
| Hytera Communications Corporation Limited | 377 |
17 |
| Other owners | 570 |