- 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: 78
10-year publication summary
|
3
|
1
|
9
|
2
|
8
|
5
|
0
|
13
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62748 |
9 |
| Google LLC | 44614 |
5 |
| Centre National de La Recherche Scientifique | 11059 |
4 |
| Yale University | 2557 |
4 |
| The Regents of the University of California | 20815 |
3 |
| Northrop Grumman Systems Corporation | 2912 |
3 |
| Institut National de La Recherche Scientifique | 263 |
3 |
| IBM Deutschland GmbH | 901 |
3 |
| Iqm Finland Oy | 221 |
3 |
| Massachusetts Institute of Technology | 10282 |
2 |
| California Institute of Technology | 4036 |
2 |
| The Brain Window, Inc. | 2 |
2 |
| Oxford University Innovation Limited | 1669 |
2 |
| Riken | 1719 |
2 |
| Tencent Technology (Shenzhen) Company Limited | 16062 |
2 |
| Arctic Instruments Oy | 5 |
2 |
| Silent Waves | 2 |
2 |
| Samsung Electronics Co., Ltd. | 158442 |
1 |
| Koninklijke Philips N.V. | 25938 |
1 |
| Huawei Technologies Co., Ltd. | 124115 |
1 |
| Other owners | 22 |