Inventor · disambiguated record

Joonwha Choi

Also filed as: CHOI JOONWHA

1 granted patent·0 citations·filing 2020–2020

4Inventor score

Technology areasB01D

Files withSEOUL NAT UNIV R&DB FOUNDATION1

Top patents by PatentIndex Score

1 record

0149US12005385B2Stretcher of elastic material, air filter unit capable of controlling air permeability including same, and mask including the air filter unitSEOUL NAT UNIV R&DB FOUNDATION·Filed 2020·Granted Jun 11, 2024·0 cites·18 claims

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