- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/66 - Phase shifters
Patent holdings for IPC class H03H 9/66
Total number of patents in this class: 27
10-year publication summary
|
2
|
1
|
13
|
3
|
1
|
0
|
2
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infineon Technologies AG | 8418 |
10 |
| Murata Manufacturing Co., Ltd. | 25893 |
3 |
| Samsung Electronics Co., Ltd. | 158842 |
2 |
| The Invention Science Fund I, LLC | 160 |
2 |
| RPX Corporation | 1131 |
1 |
| Korea Advanced Institute of Science and Technology | 4702 |
1 |
| Hanbat National University Industry-Academic Cooperation Foundation | 178 |
1 |
| Indian Institute of Science | 354 |
1 |
| Qorvo US, Inc. | 2418 |
1 |
| Soonchunhyang University Industry Academy Cooperation Foundation | 209 |
1 |
| Tianjin University | 913 |
1 |
| Wispry, Inc. | 74 |
1 |
| ROFS Microsystem (Tianjin) Co., Ltd | 216 |
1 |
| Rf360 Singapore Pte. Ltd. | 225 |
1 |
| Other owners | 0 |