- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/705 - Loop or livelock prevention, e.g. time to live [TTL] or spanning tree
Patent holdings for IPC class H04L 12/705
Total number of patents in this class: 283
10-year publication summary
|
64
|
40
|
36
|
33
|
32
|
18
|
12
|
9
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 18858 |
61 |
| Huawei Technologies Co., Ltd. | 100781 |
32 |
| Ericsson | 20417 |
18 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
15 |
| Juniper Networks, Inc. | 3556 |
12 |
| Hewlett Packard Enterprise Development LP | 10702 |
10 |
| Ciena Corporation | 1927 |
8 |
| Dell Products L.P. | 11144 |
6 |
| ZTE Corporation | 39218 |
6 |
| Scale Video Coding, LLC | 9 |
6 |
| Fujitsu Limited | 19265 |
5 |
| Oracle International Corporation | 12313 |
4 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Kyndryl, Inc. | 3161 |
4 |
| NEC Corporation | 32703 |
3 |
| Allied Telesis Holdings Kabushiki Kaisha | 84 |
3 |
| ARRIS Enterprises LLC | 3432 |
3 |
| Extreme Networks, Inc. | 783 |
3 |
| Hangzhou H3C Technologies Co., Ltd. | 388 |
3 |
| Sonos, Inc. | 2274 |
3 |
| Other owners | 74 |