- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/1812 - Hybrid protocols; Hybrid automatic repeat request [HARQ]
Patent holdings for IPC class H04L 1/1812
Total number of patents in this class: 1971
10-year publication summary
|
4
|
4
|
6
|
18
|
32
|
117
|
408
|
369
|
728
|
258
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
377 |
| LG Electronics Inc. | 69257 |
186 |
| Samsung Electronics Co., Ltd. | 131630 |
153 |
| Ericsson | 20417 |
112 |
| Huawei Technologies Co., Ltd. | 100781 |
102 |
| Apple Inc. | 50209 |
74 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
61 |
| ZTE Corporation | 39218 |
52 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 8764 |
47 |
| Interdigital Patent Holdings, Inc. | 3652 |
45 |
| NTT DoCoMo, Inc. | 11501 |
41 |
| Ofinno, LLC | 1276 |
39 |
| Vivo Mobile Communication Co., Ltd. | 9833 |
38 |
| Datang Mobile Communications Equipment Co., Ltd | 3210 |
31 |
| Sharp Corporation | 10015 |
30 |
| Shanghai Langbo Communication Technology Company Limited | 1108 |
30 |
| Sony Group Corporation | 10730 |
29 |
| Panasonic Intellectual Property Corporation of America | 7230 |
27 |
| Nokia Technologies Oy | 15057 |
27 |
| Lenovo (Singapore) Pte. Ltd. | 2853 |
26 |
| Other owners | 444 |