Inventor · disambiguated record
Yoon Han Chang
Also filed as: CHANG YOON HAN
2 granted patents·1 pending application·12 citations·filing 2000–2009
50Inventor score
Top patents by PatentIndex Score
3 records- 0168US6455192B1Battery caseSAMSUNG SDI CO LTD·Filed 2000·Granted Sep 24, 2002·12 cites·4 claims
- 0249US2011244329A1Cathode active material for lithium secondary battery and lithium secondary battery having the sameL F MATERIAL CO LTD·Filed 2009·Application pending·0 cites
- 0347US8444883B2Method for preparing cathode active material for lithium secondary batteryCHO JAEPHIL·Filed 2009·Granted May 21, 2013·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →