- All sections
- H - Electricity
- H04B - Transmission
- H04B 17/391 - Modelling the propagation channel
Patent holdings for IPC class H04B 17/391
Total number of patents in this class: 1426
10-year publication summary
|
48
|
47
|
82
|
149
|
130
|
125
|
187
|
197
|
219
|
204
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 86867 |
76 |
| Huawei Technologies Co., Ltd. | 114320 |
48 |
| Samsung Electronics Co., Ltd. | 147983 |
46 |
| Digital Global Systems, Inc. | 484 |
46 |
| Nippon Telegraph and Telephone Corporation | 16975 |
41 |
| Ericsson | 21932 |
32 |
| NEC Corporation | 36124 |
30 |
| ZTE Corporation | 42789 |
27 |
| Telefonaktiebolaget LM Ericsson (publ) | 28345 |
27 |
| Nokia Technologies Oy | 18494 |
26 |
| AT&T Intellectual Property I, L.P. | 9599 |
23 |
| Southeast University | 1439 |
21 |
| ROHDE & Schwarz GmbH & Co. KG | 1957 |
20 |
| Cisco Technology, Inc. | 22033 |
18 |
| Keysight Technologies, Inc. | 1200 |
18 |
| DEEPSIG Inc | 53 |
16 |
| Vivo Mobile Communication Co., Ltd. | 12591 |
15 |
| LG Electronics Inc. | 73690 |
14 |
| Bastille Networks, Inc. | 29 |
14 |
| Mitsubishi Electric Corporation | 46590 |
13 |
| Other owners | 855 |