- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/819 - Leaky bucket
Patent holdings for IPC class H04L 12/819
Total number of patents in this class: 224
10-year publication summary
|
37
|
27
|
35
|
29
|
34
|
25
|
13
|
3
|
0
|
0
|
| 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 |
17 |
| Cisco Technology, Inc. | 18858 |
14 |
| Intel Corporation | 45621 |
9 |
| Microsoft Technology Licensing, LLC | 51439 |
8 |
| Qualcomm Incorporated | 76576 |
7 |
| Ericsson | 20417 |
7 |
| Amazon Technologies, Inc. | 24422 |
7 |
| ZTE Corporation | 39218 |
7 |
| Sanechips Technology Co., Ltd. | 1030 |
7 |
| Tria Network Systems, LLC | 17 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
7 |
| Fujitsu Limited | 19265 |
6 |
| Texas Instruments Incorporated | 19376 |
5 |
| F5 Networks, Inc. | 327 |
4 |
| Innovium, Inc. | 123 |
4 |
| Avago Technologies International Sales Pte. Limited | 9260 |
4 |
| Oracle International Corporation | 12313 |
3 |
| Ciena Corporation | 1927 |
3 |
| Extreme Networks, Inc. | 783 |
3 |
| Vivint, Inc. | 595 |
3 |
| Other owners | 92 |