Inventor · disambiguated record
Wan-Sik Cha
Also filed as: CHA WAN-SIK
5 granted patents·65 citations·filing 2001–2020
77Inventor score
Top patents by PatentIndex Score
5 records- 0192US6750297B2Artificial pigment and method for preparing the sameLG CHEMICAL LTD·Filed 2001·Granted Jun 15, 2004·50 cites·19 claims
- 0270US9267896B2Uranium analysis using luminescence enhancing oxidant and oxidant compositionKOREA ATOMIC ENERGY RES·Filed 2012·Granted Feb 23, 2016·2 cites·14 claims
- 0367US7019072B2Method of preparing latex for coating paperLG CHEMICAL LTD·Filed 2001·Granted Mar 28, 2006·6 cites·14 claims
- 0466US7256229B2Paper coating latex using ionic monomerLG CHEMICAL LTD·Filed 2002·Granted Aug 14, 2007·7 cites·16 claims
- 0549US11735329B2Radioactive chemical waste treatment apparatusKOREA ATOMIC ENERGY RES·Filed 2020·Granted Aug 22, 2023·0 cites·10 claims
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