- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 3/24 - Arrangements for supervision, monitoring or testing with provision for checking the normal operation
Patent holdings for IPC class H04M 3/24
Total number of patents in this class: 107
10-year publication summary
|
12
|
12
|
8
|
7
|
7
|
5
|
13
|
11
|
7
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| British Telecommunications Public Limited Company | 2575 |
10 |
| Cyara Solutions Pty Ltd | 58 |
8 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| RingCentral, Inc. | 731 |
4 |
| Amazon Technologies, Inc. | 24422 |
3 |
| ZTE Corporation | 39218 |
3 |
| Adaptive Spectrum and Signal Alignment, Inc. | 137 |
3 |
| Capital One Services, LLC. | 7551 |
3 |
| Level 3 Communications, LLC | 1428 |
3 |
| T-Mobile USA, Inc. | 3668 |
3 |
| Malikie Innovations Limited | 7703 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Apple Inc. | 50209 |
2 |
| Qualcomm Incorporated | 76576 |
2 |
| International Business Machines Corporation | 60644 |
2 |
| Verizon Patent And Licensing Inc. | 6900 |
2 |
| Nippon Telegraph and Telephone Corporation | 14195 |
2 |
| Akamai Technologies, Inc. | 728 |
2 |
| Genesys Telecommunications Laboratories, Inc. | 749 |
2 |
| Alcatel Lucent | 4720 |
2 |
| Other owners | 41 |