Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458938 | Chitosan derivatives combined with polypropylene glycol and method for preparing the same | Jin K. Cha, Byung Ki Jo | 2002-10-01 |
| 5447961 | O/W type emulsion containing milk | Young-Dae Kim, Young Seok Park | 1995-09-05 |
| 5441725 | Cosmetic compositions containing a polyethoxylated vitamin E | Young-Dae Kim, Chang Kyun Kim, Choong N. Lee | 1995-08-15 |
| 5235073 | Polyethoxylated vitamin E | Young-Dae Kim | 1993-08-10 |
| 5182373 | Quaternary ammonium-substituted saponin ethers | Young-Dae Kim | 1993-01-26 |
| 5004737 | Quaternary ammonium-substituted sterol derivatives | Young-Dae Kim | 1991-04-02 |
| 4987183 | Cationic resin having U.V. absorbers and the process for producing the absorbers | Young-Dae Kim | 1991-01-22 |