- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- 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: 2342
10-year publication summary
|
87
|
103
|
144
|
185
|
241
|
223
|
232
|
300
|
280
|
54
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
1221 |
| Skyworks Solutions, Inc. | 3450 |
164 |
| Kyocera Corporation | 12735 |
157 |
| NGK Insulators, Ltd. | 4589 |
101 |
| Taiyo Yuden Co., Ltd. | 1809 |
73 |
| Qorvo US, Inc. | 2018 |
51 |
| Skyworks Filter Solutions Japan Co., Ltd. | 136 |
40 |
| Rf360 Singapore Pte. Ltd. | 128 |
29 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
24 |
| Soitec | 892 |
17 |
| Sumitomo Electric Industries, Ltd. | 14131 |
16 |
| Panasonic Corporation | 20786 |
15 |
| Tohoku University | 2526 |
15 |
| Avago Technologies International Sales Pte. Limited | 9260 |
14 |
| Seiko Epson Corporation | 18724 |
13 |
| International Business Machines Corporation | 60644 |
11 |
| Nitto Denko Corporation | 7879 |
10 |
| SnapTrack, Inc. | 650 |
10 |
| Intel Corporation | 45621 |
8 |
| Huawei Technologies Co., Ltd. | 100781 |
8 |
| Other owners | 345 |