- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 61/4588 - Network directoriesName-to-address mapping containing mobile subscriber information, e.g. home subscriber server [HSS]
Patent holdings for IPC class H04L 61/4588
Total number of patents in this class: 53
10-year publication summary
|
0
|
1
|
2
|
1
|
5
|
7
|
8
|
7
|
12
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Telefonaktiebolaget LM Ericsson (publ) | 28487 |
8 |
| ARRIS Enterprises LLC | 3451 |
4 |
| T-Mobile USA, Inc. | 4247 |
4 |
| Huawei Technologies Co., Ltd. | 116134 |
3 |
| Skyroam Technology Co Ltd. | 4 |
3 |
| Samsung Electronics Co., Ltd. | 149362 |
2 |
| Apple Inc. | 56547 |
2 |
| Ericsson | 22018 |
2 |
| BitSight Technologies, Inc. | 108 |
2 |
| Cable Television Laboratories, Inc. | 1039 |
2 |
| Malikie Innovations Limited | 6909 |
2 |
| Toyota Motor Corporation | 33572 |
1 |
| AT&T Intellectual Property I, L.P. | 9686 |
1 |
| Intel Corporation | 46487 |
1 |
| Cisco Technology, Inc. | 22104 |
1 |
| Amazon Technologies, Inc. | 27270 |
1 |
| ZTE Corporation | 43102 |
1 |
| AT&T Mobility II LLC | 1869 |
1 |
| Nokia Solutions And Networks Oy | 6885 |
1 |
| Nippon Telegraph and Telephone Corporation | 16254 |
1 |
| Other owners | 10 |