- 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: 1481
10-year publication summary
|
47
|
82
|
149
|
130
|
125
|
187
|
197
|
221
|
256
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 88095 |
84 |
| Huawei Technologies Co., Ltd. | 116616 |
54 |
| Digital Global Systems, Inc. | 573 |
49 |
| Samsung Electronics Co., Ltd. | 149838 |
48 |
| Nippon Telegraph and Telephone Corporation | 16251 |
39 |
| Ericsson | 22040 |
32 |
| NEC Corporation | 36334 |
31 |
| Nokia Technologies Oy | 19318 |
30 |
| ZTE Corporation | 43178 |
29 |
| Telefonaktiebolaget LM Ericsson (publ) | 28475 |
28 |
| AT&T Intellectual Property I, L.P. | 9697 |
23 |
| Southeast University | 1472 |
23 |
| ROHDE & Schwarz GmbH & Co. KG | 1970 |
20 |
| Keysight Technologies, Inc. | 1207 |
19 |
| Cisco Technology, Inc. | 22109 |
18 |
| Mitsubishi Electric Corporation | 47131 |
16 |
| DEEPSIG Inc | 53 |
16 |
| Vivo Mobile Communication Co., Ltd. | 12809 |
15 |
| LG Electronics Inc. | 73967 |
14 |
| Bastille Networks, Inc. | 29 |
14 |
| Other owners | 879 |