Inventor · disambiguated record
Dongshi Zhao
Also filed as: ZHAO DONGSHI
5 granted patents·18 citations·filing 2016–2020
74Inventor score
Top patents by PatentIndex Score
5 records- 0183US10470265B1PWM signal control circuit for driving chip and LED driving chip for automotive reading lampSI EN TECH XIAMEN LIMITED·Filed 2018·Granted Nov 5, 2019·7 cites·6 claims
- 0281US10993300B1Low power consumption LED constant current drive circuitSI EN TECH XIAMEN LIMITED·Filed 2020·Granted Apr 27, 2021·4 cites·5 claims
- 0374US9815403B2LED driver chip for car reading light and state control method thereofSI-EN TECH (XIAMEN) LIMITED·Filed 2016·Granted Nov 14, 2017·3 cites·1 claims
- 0470US10931265B1PWM signal generation and error calibration circuitSI EN TECH XIAMEN LIMITED·Filed 2019·Granted Feb 23, 2021·2 cites·2 claims
- 0564US9736901B2LED scanning array driver chip and regulation method capable of self-regulating brightness linear changeSI-EN TECH (XIAMEN) LTD·Filed 2016·Granted Aug 15, 2017·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →