- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 40/12 - Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
Patent holdings for IPC class H04W 40/12
Total number of patents in this class: 1625
10-year publication summary
|
123
|
118
|
113
|
170
|
146
|
173
|
163
|
188
|
175
|
74
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
93 |
| Qualcomm Incorporated | 76576 |
70 |
| LG Electronics Inc. | 69257 |
60 |
| Samsung Electronics Co., Ltd. | 131630 |
59 |
| Ericsson | 20417 |
51 |
| Sony Corporation | 32931 |
42 |
| NEC Corporation | 32703 |
42 |
| Cisco Technology, Inc. | 18858 |
35 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
30 |
| AT&T Intellectual Property I, L.P. | 9886 |
29 |
| Kyocera Corporation | 12735 |
27 |
| ISCO International, LLC | 212 |
26 |
| Apple Inc. | 50209 |
22 |
| Intel Corporation | 45621 |
22 |
| Fujitsu Limited | 19265 |
21 |
| Sony Group Corporation | 10730 |
21 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
19 |
| ZTE Corporation | 39218 |
18 |
| Star Mesh LLC | 35 |
18 |
| Nippon Telegraph and Telephone Corporation | 14195 |
17 |
| Other owners | 903 |