- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/58 - Multiple crystal filters
Patent holdings for IPC class H03H 9/58
Total number of patents in this class: 306
10-year publication summary
|
7
|
21
|
37
|
41
|
26
|
22
|
22
|
22
|
19
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23702 |
56 |
| Taiyo Yuden Co., Ltd. | 1887 |
25 |
| Avago Technologies International Sales Pte. Limited | 8928 |
25 |
| Qorvo US, Inc. | 2140 |
17 |
| Skyworks Solutions, Inc. | 3608 |
17 |
| Intel Corporation | 46126 |
12 |
| Infineon Technologies AG | 8137 |
12 |
| Samsung Electro-mechanics Co., Ltd. | 5206 |
12 |
| Akoustis, Inc. | 163 |
10 |
| Zhuhai Crystal Resonance Technologies Co., Ltd. | 18 |
9 |
| RF360 Europe GmbH | 150 |
8 |
| SnapTrack, Inc. | 604 |
6 |
| WIN Semiconductors Corp. | 96 |
6 |
| Skyworks Global Pte. Ltd | 80 |
6 |
| ROFS Microsystem (Tianjin) Co., Ltd | 214 |
6 |
| Samsung Electronics Co., Ltd. | 139001 |
5 |
| Ningbo Semiconductor International Corporation (Shanghai Branch) | 146 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10692 |
3 |
| Tianjin University | 755 |
3 |
| Qualcomm Incorporated | 81865 |
2 |
| Other owners | 62 |