- 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: 1654
10-year publication summary
|
47
|
82
|
150
|
131
|
127
|
189
|
200
|
223
|
259
|
163
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 92725 |
103 |
| Huawei Technologies Co., Ltd. | 123867 |
60 |
| Digital Global Systems, Inc. | 701 |
57 |
| Samsung Electronics Co., Ltd. | 158337 |
50 |
| Nippon Telegraph and Telephone Corporation | 15934 |
41 |
| Nokia Technologies Oy | 21422 |
37 |
| Ericsson | 22839 |
35 |
| ZTE Corporation | 44230 |
34 |
| NEC Corporation | 37135 |
33 |
| Telefonaktiebolaget LM Ericsson (publ) | 28859 |
33 |
| AT&T Intellectual Property I, L.P. | 10003 |
26 |
| Southeast University | 1561 |
23 |
| Keysight Technologies, Inc. | 1265 |
21 |
| ROHDE & Schwarz GmbH & Co. KG | 1993 |
21 |
| Cisco Technology, Inc. | 22547 |
20 |
| Apple Inc. | 58995 |
19 |
| DEEPSIG Inc | 63 |
18 |
| Vivo Mobile Communication Co., Ltd. | 13707 |
17 |
| Mitsubishi Electric Corporation | 48146 |
16 |
| LG Electronics Inc. | 75807 |
15 |
| Other owners | 975 |