- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 7/21 - Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output
Patent holdings for IPC class H03H 7/21
Total number of patents in this class: 67
10-year publication summary
|
4
|
3
|
6
|
12
|
8
|
3
|
3
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47461 |
6 |
| Qualcomm Incorporated | 89428 |
5 |
| Murata Manufacturing Co., Ltd. | 25356 |
4 |
| Ericsson | 22219 |
3 |
| Telefonaktiebolaget LM Ericsson (publ) | 28560 |
3 |
| Panasonic Corporation | 19843 |
2 |
| Micron Technology, Inc. | 27235 |
2 |
| Renesas Electronics Corporation | 5881 |
2 |
| Cyntec Co., Ltd. | 266 |
2 |
| Rockwell Collins, Inc. | 2557 |
2 |
| Maxim Integrated Products, Inc. | 1032 |
2 |
| Skyworks Solutions, Inc. | 3873 |
2 |
| WorldWide Antenna Systems LLC | 7 |
2 |
| Apple Inc. | 57505 |
1 |
| Siemens AG | 24314 |
1 |
| NEC Corporation | 36472 |
1 |
| Intel Corporation | 46625 |
1 |
| Fujitsu Limited | 17247 |
1 |
| Electronics and Telecommunications Research Institute | 9473 |
1 |
| Industrial Technology Research Institute | 5065 |
1 |
| Other owners | 23 |