Inventor · disambiguated record
Hee Chang Ryoo
Also filed as: RYOO HEE-CHANG
4 granted patents·1 pending application·13 citations·filing 2002–2014
67Inventor score
Top patents by PatentIndex Score
5 records- 0179US9949900B2Method for preparing multilayer lamellar liquid crystal emulsion including intercellular lipidsCOSMAX CO LTD·Filed 2013·Granted Apr 24, 2018·3 cites·6 claims
- 0272US9687423B2Method for preparing nanoemulsionCOSMAX INC·Filed 2014·Granted Jun 27, 2017·1 cites·4 claims
- 0371US7173062B2Method for the improvement of skin wrinkles using retinyl retinoateENPRANI CO LTD·Filed 2002·Granted Feb 6, 2007·9 cites·1 claims
- 0452US9688832B2Method for preparing macroporous polymethyl methacrylateCOSMAX CO LTD·Filed 2014·Granted Jun 27, 2017·0 cites·7 claims
- 0550US2007009455A1Whitening and antionxidative cosmetic composition containing resveratrol and method for preparing the sameKIM HYO-JUNG·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →