- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 1/16 - Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
Patent holdings for IPC class H03F 1/16
Total number of patents in this class: 5
10-year publication summary
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0
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0
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1
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0
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0
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0
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1
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1
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Echowell Electronic Co., Ltd. | 13 |
1 |
| Friedner, Amos | 5 |
1 |
| Vivo Mobile Communication Co., Ltd. | 9833 |
1 |
| Dreamus Company | 42 |
1 |
| KYOCERA AVX Components (San Diego), Inc. | 256 |
1 |
| Other owners | 0 |