- 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: 120
10-year publication summary
|
5
|
11
|
3
|
9
|
8
|
5
|
6
|
5
|
4
|
2
|
| 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 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| Qualcomm Incorporated | 76576 |
9 |
| LG Electronics Inc. | 69257 |
8 |
| Apple Inc. | 50209 |
6 |
| Citrix Systems, Inc. | 3905 |
5 |
| Ericsson | 20417 |
4 |
| Cisco Technology, Inc. | 18858 |
4 |
| NEC Corporation | 32703 |
3 |
| Micron Technology, Inc. | 24960 |
3 |
| Optis Cellular Technology, LLC | 85 |
3 |
| Optis Wireless Technology, LLC | 241 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
3 |
| Sony Corporation | 32931 |
2 |
| Interdigital Patent Holdings, Inc. | 3652 |
2 |
| Intel Corporation | 45621 |
2 |
| Electronics and Telecommunications Research Institute | 8830 |
2 |
| Sony Electronics Inc. | 659 |
2 |
| NTT Communications Corporation | 249 |
2 |
| Nokia Corporation | 6965 |
1 |
| Other owners | 36 |