- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- H03H 9/02 - Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators - Details
Patent holdings for IPC class H03H 9/02
Total number of patents in this class: 4766
10-year publication summary
|
236
|
308
|
380
|
487
|
490
|
530
|
532
|
569
|
480
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23648 |
1233 |
| Skyworks Solutions, Inc. | 3603 |
308 |
| Qorvo US, Inc. | 2133 |
156 |
| Taiyo Yuden Co., Ltd. | 1888 |
141 |
| Samsung Electro-mechanics Co., Ltd. | 5191 |
115 |
| Akoustis, Inc. | 163 |
106 |
| Kyocera Corporation | 13327 |
101 |
| Avago Technologies International Sales Pte. Limited | 8950 |
99 |
| Seiko Epson Corporation | 18975 |
94 |
| Daishinku Corporation | 232 |
87 |
| ROFS Microsystem (Tianjin) Co., Ltd | 214 |
85 |
| Rf360 Singapore Pte. Ltd. | 149 |
85 |
| RF360 Europe GmbH | 150 |
79 |
| Soitec | 952 |
72 |
| SnapTrack, Inc. | 605 |
64 |
| Huawei Technologies Co., Ltd. | 106498 |
59 |
| NGK Insulators, Ltd. | 4791 |
52 |
| Epcos AG | 733 |
50 |
| Skyworks Global Pte. Ltd | 79 |
50 |
| Texas Instruments Incorporated | 19405 |
46 |
| Other owners | 1684 |