Inventor · disambiguated record
Hwan-Moon Choi
Also filed as: CHOI HWAN · CHOI HWAN-MOON
7 granted patents·1 pending application·102 citations·filing 1994–2024
82Inventor score
Top patents by PatentIndex Score
8 records- 0184US5509991AMethod of producing an optical disk having an integrated label layerDAEWOO ELECTRONICS CO LTD·Filed 1994·Granted Apr 23, 1996·56 cites·4 claims
- 0273US12482828B2Method for preparing a cathode of a secondary battery and a purified N-methyl pyrrolidone, and purifying a waste N-methyl pyrrolidone using an inhibitorJAEWON IND CO LTD·Filed 2024·Granted Nov 25, 2025·0 cites·16 claims
- 0363US5541779AOptical imaging systemDAEWOO ELECTRONICS CO LTD·Filed 1994·Granted Jul 30, 1996·28 cites·9 claims
- 0462US12509651B2Purification method of high purity isopropyl alcohol used in semiconductor cleaning processJAEWON IND CO LTD·Filed 2023·Granted Dec 30, 2025·0 cites·8 claims
- 0558US12454505B2Method for purifying an alkylene glycol monoalkyl ether carboxylic acid ester having high-purity used in photo resist processJAEWON IND CO LTD·Filed 2022·Granted Oct 28, 2025·0 cites·10 claims
- 0654US5745304AIntegrated optical pickup system capable of reading optical disks of different thicknessDAEWOO ELECTRONICS CO LTD·Filed 1996·Granted Apr 28, 1998·13 cites·23 claims
- 0748US2023192609A1Method for puriyfing waste n-methyl-2-pyrrolidoneJAEWON IND CO LTD·Filed 2022·Application pending·0 cites
- 0837US5828635AOptical pickup apparatus capable of transferring objective lens in optical axial direction depending on thickness of disc for focusing respectively onto discs with different thicknessesDAEWOO ELECTRONICS CO LTD·Filed 1996·Granted Oct 27, 1998·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →