- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 5/18 - Automatic changing of the traffic direction
Patent holdings for IPC class H04L 5/18
Total number of patents in this class: 45
10-year publication summary
|
2
|
4
|
4
|
3
|
9
|
5
|
3
|
3
|
4
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Electronics and Telecommunications Research Institute | 8830 |
6 |
| Qualcomm Incorporated | 76576 |
2 |
| LG Electronics Inc. | 69257 |
2 |
| Sony Corporation | 32931 |
2 |
| AT&T Intellectual Property I, L.P. | 9886 |
2 |
| NTT DoCoMo, Inc. | 11501 |
2 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 8764 |
2 |
| Sony Mobile Communications Inc. | 561 |
2 |
| Apple Inc. | 50209 |
1 |
| Sony Mobile Communications AB | 367 |
1 |
| Ericsson | 20417 |
1 |
| Hitachi Kokusai Electric Inc. | 1070 |
1 |
| Denso Corporation | 23338 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Olympus Corporation | 13667 |
1 |
| Panasonic Intellectual Property Corporation of America | 7230 |
1 |
| Media Tek Singapore Pte. Ltd. | 934 |
1 |
| ZTE Corporation | 39218 |
1 |
| Board of Regents, The University of Texas System | 5370 |
1 |
| Nippon Telegraph and Telephone Corporation | 14195 |
1 |
| Other owners | 13 |