- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
Patent holdings for IPC class H04L 1/18
Total number of patents in this class: 17977
10-year publication summary
|
1356
|
1895
|
2068
|
2423
|
1943
|
1584
|
828
|
355
|
99
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 88980 |
2517 |
| LG Electronics Inc. | 74447 |
2383 |
| Samsung Electronics Co., Ltd. | 151726 |
1411 |
| Huawei Technologies Co., Ltd. | 118321 |
1265 |
| Telefonaktiebolaget LM Ericsson (publ) | 28539 |
653 |
| Ericsson | 22176 |
583 |
| Apple Inc. | 57234 |
577 |
| ZTE Corporation | 43404 |
384 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22164 |
376 |
| Interdigital Patent Holdings, Inc. | 6235 |
316 |
| Nokia Technologies Oy | 19822 |
308 |
| Intel Corporation | 46583 |
303 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 13783 |
212 |
| Sharp Corporation | 10369 |
205 |
| NTT DoCoMo, Inc. | 14047 |
180 |
| Sony Corporation | 30578 |
170 |
| Strong Force IoT Portfolio 2016, LLC | 312 |
159 |
| Nokia Solutions And Networks Oy | 6973 |
155 |
| Datang Mobile Communications Equipment Co., Ltd | 4212 |
153 |
| NEC Corporation | 36464 |
144 |
| Other owners | 5523 |