- 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: 2021
10-year publication summary
|
113
|
170
|
146
|
173
|
166
|
193
|
186
|
199
|
169
|
110
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125590 |
112 |
| LG Electronics Inc. | 76328 |
105 |
| Qualcomm Incorporated | 93957 |
83 |
| Samsung Electronics Co., Ltd. | 159755 |
82 |
| Ericsson | 23125 |
64 |
| Cisco Technology, Inc. | 22668 |
43 |
| Sony Corporation | 29876 |
42 |
| NEC Corporation | 37563 |
42 |
| Kyocera Corporation | 14521 |
35 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
32 |
| Sony Group Corporation | 16259 |
32 |
| AT&T Intellectual Property I, L.P. | 10062 |
30 |
| ISCO International, LLC | 244 |
29 |
| Apple Inc. | 59479 |
27 |
| ZTE Corporation | 44368 |
26 |
| Interdigital Patent Holdings, Inc. | 7328 |
24 |
| Vivo Mobile Communication Co., Ltd. | 13893 |
24 |
| Intel Corporation | 46342 |
22 |
| Nippon Telegraph and Telephone Corporation | 15898 |
20 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23856 |
20 |
| Other owners | 1127 |