- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/1812 - Hybrid protocolsHybrid automatic repeat request [HARQ]
Patent holdings for IPC class H04L 1/1812
Total number of patents in this class: 5033
10-year publication summary
|
7
|
21
|
37
|
141
|
588
|
1130
|
968
|
921
|
809
|
333
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 91550 |
846 |
| LG Electronics Inc. | 75536 |
451 |
| Samsung Electronics Co., Ltd. | 156823 |
401 |
| Huawei Technologies Co., Ltd. | 122474 |
310 |
| Ericsson | 22518 |
222 |
| Apple Inc. | 58534 |
209 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23081 |
195 |
| ZTE Corporation | 43990 |
179 |
| Interdigital Patent Holdings, Inc. | 6794 |
164 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 14701 |
144 |
| Vivo Mobile Communication Co., Ltd. | 13573 |
124 |
| Sharp Corporation | 10509 |
105 |
| Nokia Technologies Oy | 20956 |
95 |
| Ofinno, LLC | 2223 |
87 |
| NTT DoCoMo, Inc. | 14563 |
81 |
| Lenovo (Beijing) Limited | 4298 |
71 |
| Datang Mobile Communications Equipment Co., Ltd | 4360 |
67 |
| Sony Group Corporation | 15493 |
56 |
| Lenovo (Singapore) Pte. Ltd. | 3343 |
54 |
| Panasonic Intellectual Property Corporation of America | 7152 |
53 |
| Other owners | 1119 |