- 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: 2084
10-year publication summary
|
91
|
135
|
151
|
161
|
163
|
221
|
261
|
188
|
192
|
150
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25037 |
475 |
| Akoustis Technologies Corp. | 129 |
93 |
| Tune Holdings Corp. | 120 |
92 |
| Seiko Epson Corporation | 19708 |
74 |
| Qorvo US, Inc. | 2298 |
74 |
| Samsung Electro-mechanics Co., Ltd. | 5707 |
70 |
| Taiyo Yuden Co., Ltd. | 1991 |
44 |
| Seiko Instruments Inc. | 480 |
42 |
| Ningbo Semiconductor International Corporation (Shanghai Branch) | 146 |
41 |
| Daishinku Corporation | 247 |
37 |
| Skyworks Solutions, Inc. | 3817 |
36 |
| Rf360 Singapore Pte. Ltd. | 200 |
31 |
| Qualcomm Incorporated | 87874 |
30 |
| ROFS Microsystem (Tianjin) Co., Ltd | 214 |
27 |
| Shenzhen Newsonic Technologies Co., Ltd. | 69 |
27 |
| Skyworks Global Pte. Ltd | 121 |
25 |
| Soitec | 1044 |
24 |
| Avago Technologies International Sales Pte. Limited | 8643 |
24 |
| Intel Corporation | 46487 |
23 |
| Ningbo Semiconductor International Corporation | 90 |
22 |
| Other owners | 773 |