Inventor · disambiguated record
Ji Young Chang
Also filed as: CHANG JI Y · CHANG JI YOUNG
4 granted patents·1 pending application·4 citations·filing 1992–2021
62Inventor score
Top patents by PatentIndex Score
5 records- 0152US8431656B2Curable cyclic phosphazene compound and method of preparing the sameCHO JAE CHOON·Filed 2009·Granted Apr 30, 2013·0 cites·3 claims
- 0241US11911598B2Device for injecting fixed quantity of liquid medicineJMBIOTECH CO LTD·Filed 2021·Granted Feb 27, 2024·0 cites·12 claims
- 0335US5357032ACopolyimides and a process for the preparation thereofKOREA RES INST CHEM TECH·Filed 1992·Granted Oct 18, 1994·2 cites·11 claims
- 0433US2015126937A1Self-injection mechanism for use on skinJM BIOTECH CO LTD·Filed 2013·Application pending·0 cites
- 0530US5453484ACopolyimides and a process for the preparation thereofKOREA RES INST CHEM TECH·Filed 1994·Granted Sep 26, 1995·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →