Inventor · disambiguated record
Chi-En Liu
Also filed as: LIU CHI-EN
4 granted patents·1 pending application·7 citations·filing 2008–2025
63Inventor score
Top patents by PatentIndex Score
5 records- 0162US8629760B2Signal conversion device, radio frequency identification (RFID) tag, and method for operating the RFID tagLIU CHI-EN·Filed 2008·Granted Jan 14, 2014·4 cites·10 claims
- 0250US8111057B2Cascode current mirror circuit, bandgap circuit, reference voltage circuit having the cascode current mirror circuit and the bandgap circuit, and voltage stabilizing/regulating circuit having the reference voltage circuitLIU CHI-EN·Filed 2008·Granted Feb 7, 2012·3 cites·6 claims
- 0350US2025314257A1Compressor system, method for controlling discharge temperature and related deviceFUSHENG IND SHANGHAI CO LTD·Filed 2025·Application pending·0 cites
- 0449US7932791B2Signal modulation device and signal amplifier cooperative therewithUNIV NAT TAIWAN·Filed 2008·Granted Apr 26, 2011·0 cites·15 claims
- 0534US8159844B2Full-wave rectifying deviceLIU CHI-EN·Filed 2008·Granted Apr 17, 2012·0 cites·14 claims
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