- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/72475 - User interfaces specially adapted for cordless or mobile telephones specially adapted for disabled users
Patent holdings for IPC class H04M 1/72475
Total number of patents in this class: 15
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
5
|
3
|
3
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dot Incorporation | 59 |
3 |
| Sorenson IP Holdings, LLC | 287 |
3 |
| Apple Inc. | 50209 |
2 |
| Ericsson | 20417 |
2 |
| Rochester Institute of Technology | 186 |
2 |
| T-Mobile Innovations LLC | 3213 |
2 |
| TracFone Wireless, Inc. | 288 |
1 |
| Other owners | 0 |