- All sections
- H - Electricity
- H04B - Transmission
- H04B 3/12 - Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier
Patent holdings for IPC class H04B 3/12
Total number of patents in this class: 2
10-year publication summary
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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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0
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0
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0
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0
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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
|
|---|---|---|
| Empire Technology Development LLC | 1636 |
1 |
| The Penn State Research Foundation | 1423 |
1 |
| Other owners | 0 |