- 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: 146
10-year publication summary
2
|
4
|
0
|
3
|
4
|
12
|
24
|
27
|
54
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
T-Mobile USA, Inc. | 3668 |
22 |
Ericsson | 20417 |
17 |
Twilio, Inc. | 456 |
12 |
Comcast Cable Communications, LLC | 4075 |
5 |
AT&T Intellectual Property I, L.P. | 9886 |
4 |
DISH Network Technologies India Private Limited | 272 |
4 |
Apple Inc. | 50209 |
3 |
BlackBerry Limited | 5958 |
3 |
Qualcomm Incorporated | 76576 |
3 |
British Telecommunications Public Limited Company | 2575 |
3 |
Huawei Technologies Co., Ltd. | 100781 |
3 |
Global Tel*Link Corporation | 431 |
3 |
The Nielsen Company (US), LLC | 2549 |
3 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
LG Electronics Inc. | 69257 |
2 |
Panasonic Intellectual Property Corporation of America | 7230 |
2 |
Lenovo (Singapore) Pte. Ltd. | 2853 |
2 |
Nokia Solutions And Networks Oy | 5698 |
2 |
salesforce.com, inc. | 5003 |
2 |
Infraredx, Inc. | 87 |
2 |
Other owners | 47 |