- 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: 1214
10-year publication summary
|
49
|
47
|
82
|
150
|
131
|
126
|
188
|
193
|
216
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 81865 |
61 |
| Nippon Telegraph and Telephone Corporation | 16332 |
43 |
| Samsung Electronics Co., Ltd. | 139001 |
41 |
| Digital Global Systems, Inc. | 320 |
34 |
| Huawei Technologies Co., Ltd. | 106762 |
32 |
| Ericsson | 21144 |
30 |
| NEC Corporation | 34413 |
27 |
| ZTE Corporation | 41061 |
25 |
| Telefonaktiebolaget LM Ericsson (publ) | 27416 |
21 |
| ROHDE & Schwarz GmbH & Co. KG | 1903 |
20 |
| AT&T Intellectual Property I, L.P. | 9337 |
19 |
| Cisco Technology, Inc. | 19347 |
18 |
| Keysight Technologies, Inc. | 1194 |
17 |
| Nokia Technologies Oy | 16542 |
15 |
| Southeast University | 1304 |
15 |
| Bastille Networks, Inc. | 29 |
14 |
| Vivo Mobile Communication Co., Ltd. | 11331 |
13 |
| DEEPSIG Inc | 47 |
13 |
| Verizon Patent And Licensing Inc. | 6947 |
12 |
| DGS Global Systems, Inc. | 43 |
11 |
| Other owners | 733 |