- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/06 - Answer-back mechanisms or circuits
Patent holdings for IPC class H04L 12/06
Total number of patents in this class: 197
10-year publication summary
|
18
|
25
|
16
|
20
|
17
|
11
|
18
|
5
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 123867 |
11 |
| Interdigital Patent Holdings, Inc. | 7059 |
8 |
| Cisco Technology, Inc. | 22547 |
6 |
| NVIDIA Corporation | 8711 |
6 |
| Ericsson | 22839 |
5 |
| Hewlett Packard Enterprise Development LP | 11508 |
5 |
| Oceus Networks, LLC | 65 |
5 |
| Apple Inc. | 58995 |
4 |
| ZTE Corporation | 44230 |
4 |
| Microsoft Technology Licensing, LLC | 54489 |
4 |
| Neone, Inc. | 16 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 28859 |
4 |
| Honeywell International Inc. | 12776 |
3 |
| NEC Corporation | 37135 |
3 |
| Intel Corporation | 47069 |
3 |
| Softphone SRL | 8 |
3 |
| Tencent Technology (Shenzhen) Company Limited | 16031 |
3 |
| VeriFone, Inc. | 341 |
3 |
| Samsung Electronics Co., Ltd. | 158337 |
2 |
| Qualcomm Incorporated | 92725 |
2 |
| Other owners | 109 |