- 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: 45
10-year publication summary
3
|
4
|
3
|
1
|
9
|
2
|
8
|
5
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
International Business Machines Corporation | 60644 |
8 |
Yale University | 2204 |
4 |
Northrop Grumman Systems Corporation | 2940 |
3 |
Google LLC | 38759 |
3 |
Institut National de La Recherche Scientifique | 246 |
3 |
The Brain Window, Inc. | 2 |
2 |
Oxford University Innovation Limited | 1421 |
2 |
IBM Deutschland GmbH | 670 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
The Regents of the University of California | 18943 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Koninklijke Philips N.V. | 22975 |
1 |
Murata Manufacturing Co., Ltd. | 22355 |
1 |
California Institute of Technology | 3884 |
1 |
Wisconsin Alumni Research Foundation | 3774 |
1 |
Thales SA | 2318 |
1 |
The Trustees of Columbia University in the City of New York | 3440 |
1 |
National Institute of Advanced Industrial Science and Technology | 3677 |
1 |
IBM United Kingdom Limited | 4467 |
1 |
Newsouth Innovations Pty Limited | 567 |
1 |
Other owners | 6 |