- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 65/1045 - Proxies, e.g. for session initiation protocol [SIP]
Patent holdings for IPC class H04L 65/1045
Total number of patents in this class: 237
10-year publication summary
|
4
|
0
|
3
|
5
|
13
|
27
|
32
|
59
|
38
|
47
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| T-Mobile USA, Inc. | 4102 |
36 |
| Ericsson | 21747 |
21 |
| Twilio, Inc. | 587 |
18 |
| Samsung Electronics Co., Ltd. | 146092 |
7 |
| Comcast Cable Communications, LLC | 4712 |
7 |
| Qualcomm Incorporated | 85322 |
6 |
| British Telecommunications Public Limited Company | 2614 |
6 |
| DISH Network Technologies India Private Limited | 371 |
6 |
| AT&T Intellectual Property I, L.P. | 9508 |
5 |
| T-Mobile Innovations LLC | 3648 |
5 |
| Oracle International Corporation | 12943 |
4 |
| Panasonic Intellectual Property Corporation of America | 7641 |
4 |
| Google LLC | 42196 |
4 |
| Dice Corporation | 24 |
4 |
| Apple Inc. | 54844 |
3 |
| BlackBerry Limited | 5132 |
3 |
| Huawei Technologies Co., Ltd. | 112438 |
3 |
| Nokia Solutions And Networks Oy | 6586 |
3 |
| Orange S.A. | 1546 |
3 |
| Global Tel*Link Corporation | 427 |
3 |
| Other owners | 86 |