- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 21/30 - Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
Patent holdings for IPC class H01Q 21/30
Total number of patents in this class: 1130
10-year publication summary
|
81
|
107
|
116
|
93
|
106
|
107
|
122
|
73
|
69
|
27
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 20654 |
57 |
| Huawei Technologies Co., Ltd. | 91672 |
45 |
| Samsung Electronics Co., Ltd. | 123340 |
42 |
| CommScope Technologies LLC | 4915 |
41 |
| Apple Inc. | 46256 |
27 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 16677 |
22 |
| Qualcomm Incorporated | 70338 |
17 |
| LG Electronics Inc. | 67565 |
14 |
| NEC Corporation | 30702 |
13 |
| Panasonic Corporation | 21749 |
13 |
| Ignion, S.L. | 77 |
13 |
| Yokowo Co., Ltd. | 397 |
11 |
| Nio Technology (AnHui) Co., Ltd. | 368 |
11 |
| Sony Ericsson Mobile Communications AB | 2173 |
10 |
| Galtronics USA, Inc. | 62 |
10 |
| KYOCERA AVX Components (San Diego), Inc. | 242 |
10 |
| Matsushita Electric Industrial Co., Ltd. | 6809 |
9 |
| Ericsson | 19816 |
9 |
| Raytheon Company | 8498 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 26851 |
9 |
| Other owners | 738 |