- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 17/02 - Coin-freed or check-freed systems
Patent holdings for IPC class H04M 17/02
Total number of patents in this class: 127
10-year publication summary
|
15
|
17
|
18
|
20
|
11
|
7
|
7
|
3
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TracFone Wireless, Inc. | 269 |
16 |
| Global Tel*Link Corporation | 426 |
13 |
| Huawei Technologies Co., Ltd. | 108191 |
7 |
| TextNow, Inc. | 45 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 27520 |
4 |
| Ericsson | 21318 |
3 |
| Gigsky, Inc. | 15 |
3 |
| T-Mobile USA, Inc. | 3951 |
3 |
| Sony Corporation | 31442 |
2 |
| Oracle International Corporation | 12668 |
2 |
| Cellco Partnership d/b/a Verizon Wireless | 633 |
2 |
| Verizon Patent And Licensing Inc. | 6986 |
2 |
| Motorola, Inc. | 2335 |
2 |
| Nokia Solutions And Networks Oy | 6368 |
2 |
| Orange S.A. | 1509 |
2 |
| Visa International Service Association | 4519 |
2 |
| 7-TEL, Inc. | 2 |
2 |
| BOKU, Inc. | 79 |
2 |
| Citybridge, LLC | 15 |
2 |
| The Nielsen Company (US), LLC | 2662 |
2 |
| Other owners | 48 |