- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 3/02 - Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
Patent holdings for IPC class H03H 3/02
Total number of patents in this class: 1917
10-year publication summary
91
|
135
|
151
|
161
|
163
|
220
|
257
|
186
|
191
|
74
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Murata Manufacturing Co., Ltd. | 24369 |
469 |
Akoustis, Inc. | 121 |
76 |
Seiko Epson Corporation | 19281 |
71 |
Samsung Electro-mechanics Co., Ltd. | 5529 |
70 |
Qorvo US, Inc. | 2199 |
65 |
Taiyo Yuden Co., Ltd. | 1927 |
44 |
Seiko Instruments Inc. | 503 |
42 |
Ningbo Semiconductor International Corporation (Shanghai Branch) | 146 |
41 |
Daishinku Corporation | 241 |
38 |
Tune Holdings Corp. | 37 |
32 |
Skyworks Solutions, Inc. | 3702 |
31 |
Rf360 Singapore Pte. Ltd. | 172 |
29 |
ROFS Microsystem (Tianjin) Co., Ltd | 214 |
27 |
Qualcomm Incorporated | 84634 |
26 |
Shenzhen Newsonic Technologies Co., Ltd. | 68 |
26 |
Avago Technologies International Sales Pte. Limited | 8829 |
24 |
Intel Corporation | 46751 |
23 |
Soitec | 996 |
23 |
Ningbo Semiconductor International Corporation | 90 |
22 |
RF360 Europe GmbH | 150 |
22 |
Other owners | 716 |