- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 7/00 - Parametric amplifiers
Patent holdings for IPC class H03F 7/00
Total number of patents in this class: 75
10-year publication summary
|
3
|
1
|
9
|
2
|
8
|
5
|
0
|
13
|
10
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62634 |
9 |
| Google LLC | 44482 |
5 |
| Yale University | 2533 |
4 |
| The Regents of the University of California | 20745 |
3 |
| Centre National de La Recherche Scientifique | 11023 |
3 |
| Northrop Grumman Systems Corporation | 2921 |
3 |
| Institut National de La Recherche Scientifique | 261 |
3 |
| IBM Deutschland GmbH | 895 |
3 |
| Iqm Finland Oy | 234 |
3 |
| Massachusetts Institute of Technology | 10251 |
2 |
| California Institute of Technology | 4040 |
2 |
| The Brain Window, Inc. | 2 |
2 |
| Oxford University Innovation Limited | 1663 |
2 |
| Riken | 1717 |
2 |
| Tencent Technology (Shenzhen) Company Limited | 15963 |
2 |
| Samsung Electronics Co., Ltd. | 157719 |
1 |
| Koninklijke Philips N.V. | 25856 |
1 |
| Huawei Technologies Co., Ltd. | 123385 |
1 |
| Murata Manufacturing Co., Ltd. | 25744 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2858 |
1 |
| Other owners | 22 |