- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 7/19 - Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters
Patent holdings for IPC class H03H 7/19
Total number of patents in this class: 34
10-year publication summary
|
4
|
6
|
4
|
5
|
2
|
2
|
3
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25552 |
4 |
| Mitsubishi Electric Corporation | 47625 |
3 |
| Samsung Electronics Co., Ltd. | 154120 |
2 |
| Infineon Technologies AG | 8383 |
2 |
| Nanjing Milewei Corp. | 22 |
2 |
| Chengdu Sicore Semiconductor Corp. Ltd. | 21 |
2 |
| Intel Corporation | 46681 |
1 |
| Industrial Technology Research Institute | 5083 |
1 |
| Huawei Technologies Co., Ltd. | 120453 |
1 |
| Raytheon Company | 8465 |
1 |
| Futurewei Technologies, Inc. | 3775 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5176 |
1 |
| National Taiwan University | 1304 |
1 |
| Airbus DS SLC | 42 |
1 |
| Qorvo US, Inc. | 2372 |
1 |
| Werlatone, Inc. | 38 |
1 |
| Psemi Corporation | 1092 |
1 |
| Steradian Semiconductors Private Limited | 16 |
1 |
| Avago Technologies International Sales Pte. Limited | 8611 |
1 |
| Telefonaktiebolaget LM Ericsson (publ) | 28623 |
1 |
| Other owners | 5 |