- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/14 - Arrangements for detecting or preventing errors in the information received by using return channel in which the signals are sent back to the transmitter to be checked
Patent holdings for IPC class H04L 1/14
Total number of patents in this class: 118
10-year publication summary
|
3
|
9
|
8
|
5
|
7
|
6
|
7
|
3
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 91997 |
12 |
| Huawei Technologies Co., Ltd. | 123282 |
11 |
| LG Electronics Inc. | 75654 |
8 |
| Samsung Electronics Co., Ltd. | 157557 |
6 |
| Apple Inc. | 58705 |
6 |
| Ericsson | 22660 |
6 |
| Cisco Technology, Inc. | 22491 |
4 |
| Citrix Systems, Inc. | 3523 |
4 |
| NEC Corporation | 36934 |
3 |
| Micron Technology, Inc. | 27626 |
3 |
| Optis Cellular Technology, LLC | 78 |
3 |
| Optis Wireless Technology, LLC | 168 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 28744 |
3 |
| Sony Corporation | 30208 |
2 |
| Interdigital Patent Holdings, Inc. | 6836 |
2 |
| Intel Corporation | 47102 |
2 |
| Electronics and Telecommunications Research Institute | 9670 |
2 |
| Sony Electronics Inc. | 374 |
2 |
| Nanyang Technological University | 2200 |
2 |
| Nokia Corporation | 4790 |
1 |
| Other owners | 33 |