- 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: 293
10-year publication summary
|
0
|
3
|
5
|
13
|
27
|
32
|
61
|
39
|
76
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| T-Mobile USA, Inc. | 4497 |
47 |
| Ericsson | 22717 |
22 |
| Twilio, Inc. | 656 |
19 |
| Samsung Electronics Co., Ltd. | 157719 |
11 |
| British Telecommunications Public Limited Company | 2601 |
10 |
| T-Mobile Innovations LLC | 4109 |
10 |
| Qualcomm Incorporated | 92196 |
7 |
| AT&T Intellectual Property I, L.P. | 9995 |
7 |
| Comcast Cable Communications, LLC | 5179 |
7 |
| DISH Network Technologies India Private Limited | 441 |
6 |
| Google LLC | 44482 |
5 |
| Oracle International Corporation | 13562 |
4 |
| Huawei Technologies Co., Ltd. | 123385 |
4 |
| Panasonic Intellectual Property Corporation of America | 7182 |
4 |
| Dice Corporation | 27 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 28758 |
4 |
| Zoom Communications, Inc. | 1227 |
4 |
| Apple Inc. | 58742 |
3 |
| BlackBerry Limited | 4898 |
3 |
| Verizon Patent And Licensing Inc. | 7560 |
3 |
| Other owners | 109 |