- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/717 - Centralised routing
Patent holdings for IPC class H04L 12/717
Total number of patents in this class: 1175
10-year publication summary
|
130
|
124
|
126
|
102
|
78
|
38
|
10
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 37532 |
245 |
| Huawei Technologies Co., Ltd. | 125335 |
93 |
| VMware LLC | 6969 |
67 |
| Cisco Technology, Inc. | 22656 |
66 |
| Nippon Telegraph and Telephone Corporation | 15901 |
57 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
47 |
| Futurewei Technologies, Inc. | 3790 |
43 |
| Ericsson | 23154 |
35 |
| International Business Machines Corporation | 62864 |
22 |
| Microsoft Technology Licensing, LLC | 54693 |
20 |
| AT&T Intellectual Property I, L.P. | 10069 |
18 |
| Juniper Networks, Inc. | 3349 |
18 |
| Hewlett Packard Enterprise Development LP | 11560 |
18 |
| Level 3 Communications, LLC | 1243 |
17 |
| Amazon Technologies, Inc. | 28333 |
14 |
| NEC Asia Pacific Pte. Ltd. | 132 |
12 |
| Google LLC | 44900 |
11 |
| Oracle International Corporation | 13737 |
10 |
| ZTE Corporation | 44331 |
10 |
| NTT DoCoMo, Inc. | 15105 |
9 |
| Other owners | 343 |