- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 1/54 - Circuit arrangements for protecting such amplifiers with tubes only
Patent holdings for IPC class H03F 1/54
Total number of patents in this class: 6
10-year publication summary
|
0
|
0
|
1
|
4
|
1
|
0
|
1
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Renesas Electronics America Inc. | 265 |
3 |
| Sonion Nederland B.V. | 138 |
1 |
| Tesat-Spacecom GmbH & Co. KG | 68 |
1 |
| GE Infrastructure Technology, LLC | 5873 |
1 |
| Other owners | 0 |