- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 7/14 - Arrangements for interconnection between switching centres in systems involving main and subordinate switching centres
Patent holdings for IPC class H04M 7/14
Total number of patents in this class: 19
10-year publication summary
|
4
|
4
|
3
|
2
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 154120 |
2 |
| Vivint, Inc. | 449 |
2 |
| Apple Inc. | 58122 |
1 |
| Ricoh Company, Ltd. | 13299 |
1 |
| Brother Industries, Ltd. | 12865 |
1 |
| Huawei Technologies Co., Ltd. | 120453 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
1 |
| HomeWAV, LLC | 27 |
1 |
| Level 3 Communications, LLC | 1248 |
1 |
| NMS Communications Corporation | 3 |
1 |
| RAND Corporation, The | 36 |
1 |
| Research Triangle Institute | 415 |
1 |
| Sony Interactive Entertainment LLC | 2126 |
1 |
| T-Mobile USA, Inc. | 4414 |
1 |
| Teladoc Health, Inc. | 228 |
1 |
| Securus Technologies, LLC | 288 |
1 |
| Malikie Innovations Limited | 6648 |
1 |
| Other owners | 0 |