Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |