Inventor · disambiguated record
Chenggen Quan
Also filed as: QUAN CHENGGEN
3 granted patents·2 citations·filing 2005–2010
52Inventor score
Technology areasG03F
Top patents by PatentIndex Score
3 records- 0156US8450046B2Methods for enhancing photolithography patterningLING MOH LUNG·Filed 2009·Granted May 28, 2013·2 cites·17 claims
- 0247US7674562B2Angled-wedge chrome-face wall for intensity balance of alternating phase shift maskCHARTERED SEMICONDUCTOR MFG·Filed 2005·Granted Mar 9, 2010·0 cites·9 claims
- 0343US8034543B2Angled-wedge chrome-face wall for intensity balance of alternating phase shift maskGLOBAL FOUNDRIES SINGAPORE PTE LTD·Filed 2010·Granted Oct 11, 2011·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →