- 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: 220
10-year publication summary
|
35
|
29
|
34
|
25
|
12
|
3
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125590 |
17 |
| Cisco Technology, Inc. | 22668 |
14 |
| Intel Corporation | 46342 |
8 |
| Microsoft Technology Licensing, LLC | 54706 |
8 |
| Qualcomm Incorporated | 93957 |
7 |
| Amazon Technologies, Inc. | 28358 |
7 |
| ZTE Corporation | 44368 |
7 |
| Sanechips Technology Co., Ltd. | 1313 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
7 |
| Calibrate Networks LLC | 17 |
7 |
| Ericsson | 23125 |
6 |
| Fujitsu Limited | 16814 |
5 |
| Texas Instruments Incorporated | 19643 |
5 |
| Interdigital Patent Holdings, Inc. | 7328 |
4 |
| F5 Networks, Inc. | 288 |
4 |
| Innovium, Inc. | 140 |
4 |
| Avago Technologies International Sales Pte. Limited | 8518 |
4 |
| Oracle International Corporation | 13759 |
3 |
| Ciena Corporation | 2213 |
3 |
| Extreme Networks, Inc. | 710 |
3 |
| Other owners | 90 |