- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 28/18 - Negotiating wireless communication parameters
Patent holdings for IPC class H04W 28/18
Total number of patents in this class: 3171
10-year publication summary
|
246
|
216
|
241
|
241
|
242
|
204
|
206
|
189
|
205
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 106915 |
264 |
| Qualcomm Incorporated | 82009 |
244 |
| NTT DoCoMo, Inc. | 12305 |
168 |
| NEC Corporation | 34467 |
125 |
| ZTE Corporation | 41096 |
124 |
| Samsung Electronics Co., Ltd. | 139302 |
118 |
| Ericsson | 21171 |
107 |
| LG Electronics Inc. | 71074 |
101 |
| Telefonaktiebolaget LM Ericsson (publ) | 27426 |
99 |
| Apple Inc. | 52845 |
65 |
| Kyocera Corporation | 13358 |
64 |
| Sharp Kabushiki Kaisha | 18855 |
56 |
| Sony Corporation | 31530 |
52 |
| Fujitsu Limited | 18401 |
52 |
| Intel Corporation | 46153 |
44 |
| Comcast Cable Communications, LLC | 4451 |
43 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20072 |
42 |
| Nokia Technologies Oy | 16586 |
38 |
| Sony Group Corporation | 12716 |
36 |
| Nippon Telegraph and Telephone Corporation | 16380 |
35 |
| Other owners | 1294 |