Inventor · disambiguated record
Xiufeng Yu
Also filed as: YU XIUFENG
4 granted patents·3 pending applications·2 citations·filing 2020–2024
57Inventor score
Files withSHENZHEN KIWI INSTR CORPORATION5HANGZHOU KIWI INSTR CORPORATION1Jiangsu hengli chemical fibre co ltd1
Top patents by PatentIndex Score
7 records- 0183US11309785B2Control circuit for controlling a power switch and associated control methodSHENZHEN KIWI INSTR CORPORATION·Filed 2020·Granted Apr 19, 2022·2 cites·19 claims
- 0257US2024206036A1Switching power supply with constant current output and a method for controlling constant current of a switching power supplySHENZHEN KIWI INSTR CORPORATION·Filed 2024·Application pending·0 cites
- 0356US2025223734A1Pile yarn, preparation method and application thereofJiangsu hengli chemical fibre co ltd·Filed 2022·Application pending·0 cites
- 0449US12143022B2Control circuit for controlling a power switch in a switching power supply circuit for improved EMI performanceSHENZHEN KIWI INSTR CORPORATION·Filed 2022·Granted Nov 12, 2024·0 cites·17 claims
- 0548US12267924B2Bleeder current control circuit, control method and distortion signal processing methodSHENZHEN KIWI INSTR CORPORATION·Filed 2022·Granted Apr 1, 2025·0 cites·9 claims
- 0642US2024128881A1Power supply control circuit, a power supply control method, and a flyback switching power supplySHENZHEN KIWI INSTR CORPORATION·Filed 2023·Application pending·0 cites
- 0739US11513545B2Voltage converting circuit and associated chip package and converting methodHANGZHOU KIWI INSTR CORPORATION·Filed 2020·Granted Nov 29, 2022·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →