Inventor · disambiguated record
Da Song
Also filed as: SONG DA · SONG DA-IN
2 granted patents·2 pending applications·1 citations·filing 2014–2023
32Inventor score
Top patents by PatentIndex Score
4 records- 0164US9378966B2Selective etching of silicon waferIBM·Filed 2014·Granted Jun 28, 2016·1 cites·18 claims
- 0252US2024215408A1Organic light emitting diode display device including phase retardation patternLG DISPLAY CO LTD·Filed 2023·Application pending·0 cites
- 0343US2015357207A1Selective etching of silicon waferIBM·Filed 2015·Application pending·0 cites
- 0442US11322361B2Selective etching of silicon waferIBM·Filed 2019·Granted May 3, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →