- 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: 1550
10-year publication summary
|
156
|
162
|
170
|
135
|
131
|
110
|
70
|
61
|
38
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Motorola Solutions, Inc. | 4390 |
321 |
| Samsung Electronics Co., Ltd. | 146346 |
128 |
| Qualcomm Incorporated | 85434 |
87 |
| Huawei Technologies Co., Ltd. | 112690 |
70 |
| Kodiak Networks, Inc. | 106 |
62 |
| ZTE Corporation | 42486 |
58 |
| Telefonaktiebolaget LM Ericsson (publ) | 27967 |
35 |
| JVC Kenwood Corporation | 3007 |
30 |
| ICOM Incorporated | 253 |
27 |
| Intel Corporation | 47005 |
23 |
| BlackBerry Limited | 5140 |
19 |
| Malikie Innovations Limited | 7129 |
19 |
| Research In Motion Limited | 1961 |
18 |
| Ericsson | 21759 |
18 |
| Motorola, Inc. | 2080 |
18 |
| Mutualink, Inc. | 94 |
17 |
| Hytera Communications Corporation Limited | 396 |
17 |
| LG Electronics Inc. | 73111 |
16 |
| NEC Corporation | 35687 |
16 |
| Kyocera Corporation | 13831 |
14 |
| Other owners | 537 |