- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 61/4511 - Network directories; Name-to-address mapping using standardised directory access protocols using domain name system [DNS]
Patent holdings for IPC class H04L 61/4511
Total number of patents in this class: 1391
10-year publication summary
|
11
|
13
|
27
|
35
|
41
|
153
|
258
|
350
|
370
|
139
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 18858 |
76 |
| Level 3 Communications, LLC | 1428 |
55 |
| VeriSign, Inc. | 523 |
54 |
| Amazon Technologies, Inc. | 24422 |
46 |
| VMware LLC | 6078 |
37 |
| Ericsson | 20417 |
35 |
| Microsoft Technology Licensing, LLC | 51439 |
33 |
| Bright Data Ltd. | 244 |
31 |
| Huawei Technologies Co., Ltd. | 100781 |
29 |
| Samsung Electronics Co., Ltd. | 131630 |
22 |
| Oracle International Corporation | 12313 |
20 |
| Comcast Cable Communications, LLC | 4075 |
19 |
| Centripetal Networks, LLC | 138 |
18 |
| T-Mobile USA, Inc. | 3668 |
17 |
| Sonatus, Inc. | 58 |
17 |
| Citrix Systems, Inc. | 3905 |
16 |
| GeoFrenzy, Inc. | 77 |
16 |
| Palo Alto Networks, Inc. | 894 |
16 |
| Zscaler, Inc. | 358 |
14 |
| Akamai Technologies, Inc. | 728 |
13 |
| Other owners | 807 |