Inventor · disambiguated record
Ki Cheol Ahn
Also filed as: AHN KI CHEOL
4 granted patents·1 pending application·7 citations·filing 2002–2021
60Inventor score
Top patents by PatentIndex Score
5 records- 0164US11799090B2Gas diffusion layer comprising microporous layer including carbon having partially graphitized structure and radical scavenger additive, and fuel cell employing the sameJNTG CO LTD·Filed 2021·Granted Oct 24, 2023·0 cites·20 claims
- 0254US11830824B2Edge protection on semiconductor substratesAPPLIED MATERIALS INC·Filed 2021·Granted Nov 28, 2023·0 cites·17 claims
- 0352US6864177B2Method for manufacturing metal line contact plug of semiconductor deviceHYNIX SEMICONDUCTOR INC·Filed 2002·Granted Mar 8, 2005·7 cites·20 claims
- 0448US12033964B2Chemical mechanical polishing for copper dishing controlAPPLIED MATERIALS INC·Filed 2021·Granted Jul 9, 2024·0 cites·20 claims
- 0528US2003166338A1CMP slurry for metal and method for manufacturing metal line contact plug of semiconductor device using the sameFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →