- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/52 - Multiprotocol routers
Patent holdings for IPC class H04L 45/52
Total number of patents in this class: 66
10-year publication summary
|
0
|
1
|
1
|
3
|
3
|
7
|
15
|
16
|
15
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
9 |
| Intel Corporation | 45621 |
8 |
| Cisco Technology, Inc. | 18858 |
4 |
| Juniper Networks, Inc. | 3556 |
4 |
| NEC Corporation | 32703 |
3 |
| Futurewei Technologies, Inc. | 3708 |
3 |
| Qualcomm Incorporated | 76576 |
2 |
| Siemens Canada Limited | 92 |
2 |
| Nokia Solutions And Networks Oy | 5698 |
2 |
| Live Nation Entertainment, Inc. | 322 |
2 |
| Simple Things Inc. | 29 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Siemens AG | 24990 |
1 |
| AT&T Intellectual Property I, L.P. | 9886 |
1 |
| Ericsson | 20417 |
1 |
| Oracle International Corporation | 12313 |
1 |
| Alcatel Lucent SA | 1723 |
1 |
| SAP SE | 9657 |
1 |
| ZTE Corporation | 39218 |
1 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
1 |
| Other owners | 16 |