- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/74 - Address processing for routing
Patent holdings for IPC class H04L 45/74
Total number of patents in this class: 1687
10-year publication summary
|
4
|
3
|
6
|
31
|
160
|
254
|
350
|
334
|
307
|
168
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113853 |
258 |
| Cisco Technology, Inc. | 21998 |
185 |
| VMware LLC | 6822 |
109 |
| Intel Corporation | 47129 |
50 |
| Juniper Networks, Inc. | 3745 |
50 |
| ZTE Corporation | 42721 |
37 |
| Arista Networks, Inc. | 1129 |
33 |
| Microsoft Technology Licensing, LLC | 53910 |
32 |
| Amazon Technologies, Inc. | 26938 |
31 |
| Oracle International Corporation | 13014 |
29 |
| Samsung Electronics Co., Ltd. | 147622 |
23 |
| Hewlett Packard Enterprise Development LP | 10744 |
19 |
| Nokia Solutions And Networks Oy | 6731 |
18 |
| Ericsson | 21902 |
16 |
| Avago Technologies International Sales Pte. Limited | 8701 |
15 |
| Futurewei Technologies, Inc. | 3758 |
14 |
| Qualcomm Incorporated | 86553 |
12 |
| Nippon Telegraph and Telephone Corporation | 17381 |
12 |
| Barefoot Networks, Inc. | 151 |
12 |
| Level 3 Communications, LLC | 1272 |
12 |
| Other owners | 720 |