- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- H03H 11/44 - Negative impedance converters
Patent holdings for IPC class H03H 11/44
Total number of patents in this class: 22
10-year publication summary
|
3
|
2
|
3
|
0
|
1
|
0
|
3
|
2
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| King Fahd University of Petroleum and Minerals | 1006 |
4 |
| Tokyo Electron Limited | 12090 |
2 |
| Advanced Energy Industries, Inc. | 436 |
2 |
| Kyushu University, National University Corporation | 1625 |
2 |
| Smart Antenna Technologies Ltd. | 29 |
2 |
| Qualcomm Incorporated | 81413 |
1 |
| The Boeing Company | 19901 |
1 |
| Intel Corporation | 46097 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
1 |
| Massachusetts Institute of Technology | 9909 |
1 |
| HRL Laboratories, LLC | 1579 |
1 |
| Qorvo US, Inc. | 2133 |
1 |
| SnapTrack, Inc. | 605 |
1 |
| Universitat De Valencia, Estudi General | 36 |
1 |
| Hong Kong Applied Science and Technology Research Institute Co., Ltd. | 688 |
1 |
| Other owners | 0 |