Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6113682 | Method for preparation of composite pigments for make-up cosmetics and make-up cosmetic compositions containing composite pigments made thereby | Dal Sik Shin, Dong Myong Kim, Sung Ho Lee, Kwang Soo Kim, Ju Hong MIN | 2000-09-05 |
| 6060612 | Ceramide-like compounds and a method for preparation thereof, and a cosmetic composition containing the same | Jong Eon Hong, Myeung Su Ku, Bo Sub Lee, Young Hun Byon, Duk Hee Kim +8 more | 2000-05-09 |
| 5980917 | Oil-in-water type cosmetic composition containing retinoids stabilized by a liquidcrystal | Hak Hee Kang, Jun Chul Cho, Jung Su Kim | 1999-11-09 |
| 5916915 | Water-in-stable L-ascorbic acid derivative and a method for preparation thereof, and a skin-whitening cosmetic composition containing the same | Jong Eon Hong, Ki-Hwa Lee, Jun Chul Cho, Jang Sob Lee, Jung-No Lee +3 more | 1999-06-29 |
| 5855826 | Matrix-double encapsulation method and a cosmetic composition containing matrix-double capsules | Chung Nam Lee, Hak Hae Kang, Dong Soon Park | 1999-01-05 |