- 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: 134
10-year publication summary
|
18
|
15
|
17
|
18
|
20
|
11
|
7
|
7
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TracFone Wireless, Inc. | 288 |
16 |
| Global Tel*Link Corporation | 431 |
12 |
| Huawei Technologies Co., Ltd. | 100781 |
7 |
| Value-Added Communications, Inc. | 20 |
7 |
| TextNow, Inc. | 43 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
4 |
| Ericsson | 20417 |
3 |
| Gigsky, Inc. | 15 |
3 |
| T-Mobile USA, Inc. | 3668 |
3 |
| Sony Corporation | 32931 |
2 |
| Nokia Corporation | 6965 |
2 |
| Oracle International Corporation | 12313 |
2 |
| Cellco Partnership d/b/a Verizon Wireless | 669 |
2 |
| Verizon Patent And Licensing Inc. | 6900 |
2 |
| Motorola, Inc. | 2873 |
2 |
| Nokia Solutions And Networks Oy | 5698 |
2 |
| Orange S.A. | 1379 |
2 |
| Visa International Service Association | 4194 |
2 |
| 7-TEL, Inc. | 2 |
2 |
| BOKU, Inc. | 79 |
2 |
| Other owners | 51 |