- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 49/351 - Switches specially adapted for specific applications for local area network [LAN], e.g. Ethernet switches
Patent holdings for IPC class H04L 49/351
Total number of patents in this class: 170
10-year publication summary
|
0
|
3
|
2
|
4
|
28
|
27
|
35
|
32
|
27
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 106762 |
15 |
| Intel Corporation | 46126 |
11 |
| Samsung Electronics Co., Ltd. | 139001 |
8 |
| Schneider Electric Industries SAS | 1442 |
6 |
| Fenix Group, Inc. | 18 |
6 |
| Sony Interactive Entertainment Inc. | 5517 |
5 |
| Marvell Asia PTE, Ltd. | 6563 |
5 |
| Hyundai Motor Company | 20483 |
4 |
| CommScope Technologies LLC | 3465 |
4 |
| Texas Instruments Incorporated | 19432 |
3 |
| Cisco Technology, Inc. | 19347 |
3 |
| Thales SA | 2322 |
3 |
| Kia Motors Corporation | 7777 |
3 |
| Realtek Semiconductor Corp. | 3200 |
3 |
| Hewlett Packard Enterprise Development LP | 10642 |
3 |
| Achronix Semiconductor Corporation | 103 |
3 |
| GE Aviation Systems LLC | 572 |
3 |
| Tesla, Inc. | 1636 |
3 |
| Ciena Corporation | 1951 |
2 |
| Nippon Telegraph and Telephone Corporation | 16332 |
2 |
| Other owners | 75 |