- All sections
- H - Electricity
- H04B - Transmission
- H04B 17/40 - MonitoringTesting of relay systems
Patent holdings for IPC class H04B 17/40
Total number of patents in this class: 297
10-year publication summary
|
20
|
31
|
64
|
32
|
24
|
27
|
32
|
20
|
10
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Strong Force IoT Portfolio 2016, LLC | 257 |
89 |
| Wilson Electronics, LLC | 238 |
17 |
| Qualcomm Incorporated | 91997 |
16 |
| NEC Corporation | 36934 |
7 |
| Huawei Technologies Co., Ltd. | 123282 |
7 |
| Microsoft Technology Licensing, LLC | 54439 |
7 |
| TG Sky, Inc. | 13 |
6 |
| Samsung Electronics Co., Ltd. | 157557 |
5 |
| LG Electronics Inc. | 75654 |
4 |
| Apple Inc. | 58705 |
3 |
| AT&T Intellectual Property I, L.P. | 9993 |
3 |
| Ericsson | 22660 |
3 |
| Nokia Technologies Oy | 21069 |
3 |
| Gogo Business Aviation LLC | 274 |
3 |
| Solid, Inc. | 320 |
3 |
| GUGLI Corporation | 15 |
3 |
| ANI Acquisition Sub, LLC | 482 |
3 |
| Mitsubishi Electric Corporation | 47971 |
2 |
| Kyocera Corporation | 14335 |
2 |
| ZTE Corporation | 44159 |
2 |
| Other owners | 109 |