Inventor · disambiguated record
Chifeng Liu
Also filed as: LIU CHIFENG
4 granted patents·3 pending applications·0 citations·filing 2020–2023
51Inventor score
Top patents by PatentIndex Score
7 records- 0160US12101086B2Negative voltage level conversion control circuit and methodSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2022·Granted Sep 24, 2024·0 cites·9 claims
- 0251US12443212B2Band-gap reference source circuit and electronic apparatusSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2023·Granted Oct 14, 2025·0 cites·10 claims
- 0349US2023106332A1Power control apparatus for improving harmonic wave, and power amplifier and deviceSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2022·Application pending·0 cites
- 0449US2023421123A1Power amplifier and control methodSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2023·Application pending·0 cites
- 0547US2022413538A1Bias circuit and amplifierSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2022·Application pending·0 cites
- 0645US11881820B2Power control circuitSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2020·Granted Jan 23, 2024·0 cites·12 claims
- 0738US11196433B2Digital-to-analog conversion circuitSMARTER MICROELECTRONICS GUANG ZHOU CO LTD·Filed 2020·Granted Dec 7, 2021·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →