- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 9/04 - Resonant antennas
Patent holdings for IPC class H01Q 9/04
Total number of patents in this class: 7289
10-year publication summary
|
548
|
525
|
684
|
739
|
656
|
640
|
678
|
649
|
519
|
330
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 159473 |
553 |
| Apple Inc. | 59414 |
203 |
| Murata Manufacturing Co., Ltd. | 25998 |
198 |
| Huawei Technologies Co., Ltd. | 125335 |
192 |
| Samsung Electro-mechanics Co., Ltd. | 6187 |
131 |
| LG Electronics Inc. | 76299 |
128 |
| Qualcomm Incorporated | 93847 |
107 |
| Intel Corporation | 46327 |
101 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49324 |
86 |
| Boe Technology Group Co., Ltd. | 44746 |
86 |
| Rogers Corporation | 512 |
68 |
| DONGWOO FINE-CHEM Co., Ltd. | 1455 |
62 |
| Denso Corporation | 25820 |
59 |
| KYOCERA AVX Components (San Diego), Inc. | 287 |
54 |
| City University of Hong Kong | 968 |
52 |
| WNC Corporation | 615 |
52 |
| Yokowo Co., Ltd. | 585 |
51 |
| Raytheon Company | 8454 |
50 |
| Kyocera Corporation | 14502 |
49 |
| Beijing BOE Technology Development Co., Ltd. | 4576 |
49 |
| Other owners | 4958 |