Inventor · disambiguated record
Chu-Cheng Chang
Also filed as: CHANG CHU-CHENG
5 granted patents·8 pending applications·49 citations·filing 1978–2015
78Inventor score
Top patents by PatentIndex Score
13 records- 0175USD459009SString lampFiled 2001·Granted Jun 18, 2002·28 cites·1 claims
- 0257US8044599B2Light string with alternate LED lamps and incandescent lampsCHANG CHU-CHENG·Filed 2009·Granted Oct 25, 2011·4 cites·10 claims
- 0354US8053995B2LED light string without additional resistorsCHANG CHU-CHENG·Filed 2008·Granted Nov 8, 2011·1 cites·1 claims
- 0453US4227096AMicrowave integrated circuit for Josephson voltage standardsNASA·Filed 1978·Granted Oct 7, 1980·14 cites·6 claims
- 0542US7597454B2Christmas light string with socket for connecting to another christmas light stringCHANG CHU-CHENG·Filed 2007·Granted Oct 6, 2009·2 cites·1 claims
- 0642US2010148694A1LED light string with capacitor based rectifier filter for increasing output voltageCHANG CHU-CHENG·Filed 2008·Application pending·0 cites
- 0742US2010102735A1Led light string with zener diodes or resistors as shuntsCHANG CHU-CHENG·Filed 2008·Application pending·0 cites
- 0842US2010109553A1Led bulb with zener diode, zener diode assembly or resistor connected in seriesCHANG CHU-CHENG·Filed 2008·Application pending·0 cites
- 0941US2009322236A1Christmas light string with LED bulb loop and incandescent light bulb loopCHANG CHU-CHENG·Filed 2008·Application pending·0 cites
- 1040US2015216005A1Light stringCHANG CHU-CHENG·Filed 2014·Application pending·0 cites
- 1134US2002093819A1Rapidly directional assembled and water-proof lampFiled 2001·Application pending·0 cites
- 1228US2017102134A1Tensile Resistant Light StringPOLESTAR ELECTRIC IND CO LTD·Filed 2015·Application pending·0 cites
- 1324US2016198583A1AC to DC Power Adapter with an AC OutputPOLESTAR ELECTRIC IND CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →