Inventor · disambiguated record
Ying-Ya Lu
Also filed as: LU YING-YA
8 granted patents·71 citations·filing 2002–2004
86Inventor score
Technology areasH02P
Files withSUNONWEALTH ELECTR MACH IND CO8
Top patents by PatentIndex Score
8 records- 0171US6815916B2Speed-control drive circuit for a D.C. brushless fan motorSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Nov 9, 2004·23 cites·2 claims
- 0265US6664756B2Conversion circuit for a DC brushless motorSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Dec 16, 2003·14 cites·10 claims
- 0352US6741047B2Dual current-limiting circuit for DC brushless motorSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted May 25, 2004·9 cites·8 claims
- 0451US6759819B2Rotation detection circuit of a dc brushless motor using a fixed bias voltageSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Jul 6, 2004·7 cites·5 claims
- 0549US6922038B2Speed control circuit for a dc brushless motorSUNONWEALTH ELECTR MACH IND CO·Filed 2004·Granted Jul 26, 2005·6 cites·6 claims
- 0649US6822419B2Speed control circuit for a DC brushless motorSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Nov 23, 2004·6 cites·7 claims
- 0749US6744229B2Safety-guard detective circuit of a fan motorSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Jun 1, 2004·6 cites·8 claims
- 0833US6593715B1Single-phase motor with a conversion circuitSUNONWEALTH ELECTR MACH IND CO·Filed 2002·Granted Jul 15, 2003·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →