- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 61/58 - Caching of addresses or names
Patent holdings for IPC class H04L 61/58
Total number of patents in this class: 80
10-year publication summary
|
0
|
0
|
6
|
2
|
3
|
18
|
17
|
16
|
16
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19347 |
9 |
| Level 3 Communications, LLC | 1234 |
8 |
| Microsoft Technology Licensing, LLC | 52886 |
7 |
| VeriSign, Inc. | 531 |
5 |
| Palo Alto Networks, Inc. | 1107 |
4 |
| Huawei Technologies Co., Ltd. | 106762 |
3 |
| Hughes Network Systems, LLC | 1176 |
3 |
| Nutanix, Inc. | 743 |
3 |
| Samsung Electronics Co., Ltd. | 139001 |
2 |
| Citrix Systems, Inc. | 3718 |
2 |
| 8x8, Inc. | 426 |
2 |
| Akamai Technologies, Inc. | 717 |
2 |
| Arista Networks, Inc. | 1024 |
2 |
| Comcast Cable Communications, LLC | 4449 |
2 |
| ForeScout Technologies, Inc. | 183 |
2 |
| VMware LLC | 5623 |
2 |
| Qualcomm Incorporated | 81865 |
1 |
| Canon Inc. | 38148 |
1 |
| Airbus S.A.S. | 855 |
1 |
| Intel Corporation | 46126 |
1 |
| Other owners | 18 |