- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/1809 - Selective-repeat protocols
Patent holdings for IPC class H04L 1/1809
Total number of patents in this class: 90
10-year publication summary
|
0
|
1
|
0
|
3
|
9
|
15
|
17
|
18
|
20
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 124379 |
14 |
| Massengill Family Trust, Richard Kemp Massengill, Co-Trustee, citizen USA, Esther S. Massengill, Co-Trustee, citizen USA | 231 |
10 |
| Toyota Motor North America, Inc. | 765 |
7 |
| Qualcomm Incorporated | 93006 |
6 |
| Samsung Electronics Co., Ltd. | 158605 |
4 |
| Dell Products L.P. | 17129 |
4 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23524 |
3 |
| Palo Alto Networks, Inc. | 1623 |
3 |
| Nippon Telegraph and Telephone Corporation | 15938 |
2 |
| Orange S.A. | 1678 |
2 |
| Nokia Technologies Oy | 21548 |
2 |
| Comcast Cable Communications, LLC | 5202 |
2 |
| Sony Semiconductor Solutions Corporation | 11764 |
2 |
| Orange | 2063 |
2 |
| Questyle Audio Technology Co.,Ltd | 34 |
2 |
| Dopple IP B.V. | 12 |
2 |
| Apple Inc. | 59117 |
1 |
| International Business Machines Corporation | 62754 |
1 |
| Toyota Motor Corporation | 35992 |
1 |
| GM Global Technology Operations LLC | 16205 |
1 |
| Other owners | 19 |