- 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: 4473
10-year publication summary
176
|
236
|
308
|
380
|
487
|
490
|
529
|
525
|
565
|
159
|
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 |
1149 |
Skyworks Solutions, Inc. | 3450 |
272 |
Taiyo Yuden Co., Ltd. | 1809 |
140 |
Qorvo US, Inc. | 2018 |
138 |
Samsung Electro-mechanics Co., Ltd. | 4798 |
119 |
Akoustis, Inc. | 164 |
108 |
Kyocera Corporation | 12735 |
99 |
Avago Technologies International Sales Pte. Limited | 9260 |
99 |
Seiko Epson Corporation | 18724 |
93 |
Daishinku Corporation | 220 |
83 |
ROFS Microsystem (Tianjin) Co., Ltd | 211 |
83 |
RF360 Europe GmbH | 153 |
79 |
Rf360 Singapore Pte. Ltd. | 128 |
76 |
SnapTrack, Inc. | 650 |
64 |
Soitec | 892 |
62 |
Epcos AG | 778 |
54 |
Huawei Technologies Co., Ltd. | 100781 |
50 |
NGK Insulators, Ltd. | 4589 |
50 |
Skyworks Filter Solutions Japan Co., Ltd. | 136 |
46 |
Tianjin University | 695 |
44 |
Other owners | 1565 |