- All sections
- H - Electricity
- H04B - Transmission
- H04B 17/27 - MonitoringTesting of receivers for locating or positioning the transmitter
Patent holdings for IPC class H04B 17/27
Total number of patents in this class: 795
10-year publication summary
|
39
|
90
|
89
|
105
|
97
|
109
|
69
|
65
|
72
|
55
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Digital Global Systems, Inc. | 470 |
89 |
| Qualcomm Incorporated | 85833 |
66 |
| Samsung Electronics Co., Ltd. | 146811 |
42 |
| Apple Inc. | 55174 |
31 |
| DGS Global Systems, Inc. | 43 |
15 |
| Huawei Technologies Co., Ltd. | 113064 |
14 |
| Ericsson | 21804 |
13 |
| Ivani, LLC | 82 |
13 |
| AT&T Intellectual Property I, L.P. | 9533 |
10 |
| Sonos, Inc. | 2627 |
10 |
| Denso Corporation | 24355 |
9 |
| NEC Corporation | 35778 |
8 |
| Intel Corporation | 47033 |
8 |
| Cisco Technology, Inc. | 19961 |
7 |
| Ford Global Technologies, LLC | 20646 |
6 |
| Mitsubishi Electric Corporation | 46197 |
6 |
| ABL IP Holding LLC | 1904 |
6 |
| VOXX International Corporation | 224 |
6 |
| Canon Inc. | 40095 |
5 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4969 |
5 |
| Other owners | 426 |