- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/25 - Constructional features of resonators using surface acoustic waves
Patent holdings for IPC class H03H 9/25
Total number of patents in this class: 2707
10-year publication summary
|
144
|
185
|
241
|
223
|
233
|
304
|
290
|
196
|
201
|
112
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25893 |
1296 |
| Skyworks Solutions, Inc. | 3980 |
243 |
| Kyocera Corporation | 14445 |
191 |
| NGK Insulators, Ltd. | 5172 |
114 |
| Qorvo US, Inc. | 2418 |
67 |
| Taiyo Yuden Co., Ltd. | 2046 |
67 |
| Rf360 Singapore Pte. Ltd. | 225 |
53 |
| Skyworks Filter Solutions Japan Co., Ltd. | 116 |
33 |
| Soitec | 1115 |
26 |
| Shin-Etsu Chemical Co., Ltd. | 6134 |
23 |
| Wisol Co., Ltd. | 77 |
20 |
| Huawei Technologies Co., Ltd. | 124630 |
18 |
| Tohoku University | 3031 |
18 |
| Sumitomo Electric Industries, Ltd. | 16345 |
16 |
| Shenzhen Newsonic Technologies Co., Ltd. | 74 |
16 |
| Panasonic Corporation | 18751 |
15 |
| Avago Technologies International Sales Pte. Limited | 8534 |
14 |
| Sanan Japan Technology Corporation | 34 |
13 |
| International Business Machines Corporation | 62769 |
12 |
| Seiko Epson Corporation | 20406 |
12 |
| Other owners | 440 |