Inventor · disambiguated record

Eun S. Keum

Also filed as: KEUM EUN S · KEUM EUN SEOP

3 granted patents·67 citations·filing 1992–1994

72Inventor score

Technology areasG03F

Files withGOLD STAR ELECTRONICS3

Top patents by PatentIndex Score

3 records

0179US5245470APolarizing exposure apparatus using a polarizer and method for fabrication of a polarizing mask by using a polarizing exposure apparatusGOLD STAR ELECTRONICS·Filed 1992·Granted Sep 14, 1993·46 cites·3 claims
0257US5300377AMethod of manufacturing a phase shift mask comprising two phase shift layers and sloping sidewallsGOLD STAR ELECTRONICS·Filed 1992·Granted Apr 5, 1994·17 cites·5 claims
0333US5728491APhase shift mask and method of manufactureGOLD STAR ELECTRONICS·Filed 1994·Granted Mar 17, 1998·4 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →