Inventor · disambiguated record
Jin Dong Chang
Also filed as: CHANG JIN DONG
1 granted patent·2 pending applications·1 citations·filing 2003–2023
16Inventor score
Technology areasG01N
Top patents by PatentIndex Score
3 records- 0155US2025060378A1Novel immunodiagnostic device for determining normal and abnormal pregnancy by measuring distribution ratio of beta core fragment hcgADTECH CO LTD·Filed 2023·Application pending·0 cites
- 0239US7332350B2Diagnostic device for distinguishing between normal and ectopic pregnancy and method for preparing the sameHUMASIS CO LTD·Filed 2003·Granted Feb 19, 2008·1 cites·6 claims
- 0336US2021003568A1Novel pregnancy diagnosis device including beta-core fragment hcg as markerADTECH CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →