- All sections
- H - Electricity
- H04B - Transmission
- H04B 17/23 - Indication means, e.g. displays, alarms or audible means
Patent holdings for IPC class H04B 17/23
Total number of patents in this class: 547
10-year publication summary
|
38
|
48
|
61
|
94
|
57
|
30
|
52
|
47
|
63
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Digital Global Systems, Inc. | 530 |
90 |
| Strong Force IoT Portfolio 2016, LLC | 313 |
80 |
| Bluehalo, LLC | 97 |
43 |
| Samsung Electronics Co., Ltd. | 148402 |
14 |
| DGS Global Systems, Inc. | 43 |
14 |
| ROHDE & Schwarz GmbH & Co. KG | 1967 |
11 |
| AT&T Intellectual Property I, L.P. | 9638 |
10 |
| NEC Corporation | 36164 |
10 |
| Sony Corporation | 30885 |
8 |
| Ericsson | 21939 |
7 |
| Anritsu Corporation | 411 |
7 |
| Apple Inc. | 55846 |
6 |
| Qualcomm Incorporated | 86899 |
6 |
| DexCom, Inc. | 1690 |
6 |
| Motorola Solutions, Inc. | 4515 |
5 |
| Nokia Technologies Oy | 18608 |
5 |
| Locus Location Systems, LLC | 21 |
5 |
| Powercast Corporation | 92 |
5 |
| 3m Innovative Properties Company | 17749 |
4 |
| Panasonic Intellectual Property Corporation of America | 6887 |
4 |
| Other owners | 207 |