- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/64 - Filters using surface acoustic waves
Patent holdings for IPC class H03H 9/64
Total number of patents in this class: 2905
10-year publication summary
|
231
|
257
|
297
|
264
|
234
|
207
|
269
|
186
|
172
|
93
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25758 |
1256 |
| Skyworks Solutions, Inc. | 3953 |
324 |
| Taiyo Yuden Co., Ltd. | 2032 |
150 |
| Kyocera Corporation | 14383 |
122 |
| Rf360 Singapore Pte. Ltd. | 223 |
85 |
| Qorvo US, Inc. | 2401 |
84 |
| Skyworks Filter Solutions Japan Co., Ltd. | 116 |
60 |
| SnapTrack, Inc. | 518 |
56 |
| RF360 Europe GmbH | 150 |
50 |
| Soitec | 1103 |
46 |
| Epcos AG | 641 |
31 |
| Huawei Technologies Co., Ltd. | 123543 |
30 |
| Qualcomm Incorporated | 92416 |
20 |
| Avago Technologies International Sales Pte. Limited | 8552 |
19 |
| Panasonic Corporation | 18962 |
18 |
| Wisol Co., Ltd. | 77 |
17 |
| Sanan Japan Technology Corporation | 34 |
13 |
| Shenzhen Newsonic Technologies Co., Ltd. | 72 |
11 |
| Apple Inc. | 58885 |
10 |
| Infineon Technologies AG | 8402 |
10 |
| Other owners | 493 |