Inventor · disambiguated record
Weijia Yu
Also filed as: YU WEIJIA
6 granted patents·3 pending applications·5 citations·filing 2018–2023
71Inventor score
Top patents by PatentIndex Score
9 records- 0189US11490483B2Leakage protection circuit, method and drive deviceSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2021·Granted Nov 1, 2022·2 cites·22 claims
- 0278US11002441B2Leakage protection circuit, method and drive deviceSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2019·Granted May 11, 2021·2 cites·16 claims
- 0364US10772170B2TRIAC dimmer detection circuit, chip and method, and LED driving chip and systemSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2018·Granted Sep 8, 2020·1 cites·30 claims
- 0460US11943853B2Full voltage sampling circuit, driving chip, LED driving circuit and sampling methodSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 0558US2019335563A1Protection circuit, drive system, chip and circuit protection method, and drive methodSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2019·Application pending·0 cites
- 0657US2019335562A1Protection circuit, drive system, chip and circuit protection method, and drive methodSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2018·Application pending·0 cites
- 0755US12256472B2LED dimming method, dimming controller and systemSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2023·Granted Mar 18, 2025·0 cites·18 claims
- 0854US2019170336A1Leakage protection circuit, method and drive deviceSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2018·Application pending·0 cites
- 0944US10292229B1Line voltage compensation circuit, led drive system and drive methodSHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD·Filed 2018·Granted May 14, 2019·0 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →