Inventor · disambiguated record
Cheng-Hsien Chien
Also filed as: CHIEN CHENG-HSIEN
8 granted patents·1 pending application·47 citations·filing 2001–2007
84Inventor score
Top patents by PatentIndex Score
9 records- 0177US6480085B2Transformer bobbinDARFON ELECTRONICS CORP·Filed 2001·Granted Nov 12, 2002·20 cites·12 claims
- 0272US7274156B2Power supply circuit and transformer thereofDARFON ELECTRONICS CORP·Filed 2006·Granted Sep 25, 2007·4 cites·9 claims
- 0368US7459863B2Transformer and multi-lamp driving circuit using the sameDARFON ELECTRONICS CORP·Filed 2007·Granted Dec 2, 2008·4 cites·25 claims
- 0465US7385358B2Power supply circuit and transformer thereofDARFON ELECTRONICS CORP·Filed 2007·Granted Jun 10, 2008·2 cites·5 claims
- 0562US7075244B2Multi-lamp backlight systemDARFON ELECTRONICS CORP·Filed 2003·Granted Jul 11, 2006·9 cites·2 claims
- 0658US7088213B2Transformer and lamp system utilizing the sameDARFON ELECTRONICS CORP·Filed 2004·Granted Aug 8, 2006·7 cites·5 claims
- 0757US7271548B2Multi-lamp drivers and transformers thereofDARFON ELECTRONICS CORP·Filed 2006·Granted Sep 18, 2007·1 cites·8 claims
- 0850US7449843B2Transformer for driving multi-lamp and backlight module thereofDARFON ELECTRONICS CORP·Filed 2007·Granted Nov 11, 2008·0 cites·40 claims
- 0944US2005218826A1Multi-lamp backlight systemKANG CHANG-LUNG·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →