Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610733 | Optically active chroman and thiochroman derivatives | SungDae Park, HeeAn Kwon, Hongki Kim, PilSu Ho, Kazumi Morikawa +2 more | 2003-08-26 |
| 6555571 | 3-methyl -chromane or thiochromane derivatives | JaeChon Jo, KooHyeon Ahn, JuSu Kim, PilSu Ho, Kazumi Morikawa +2 more | 2003-04-29 |
| 6552068 | 3-ethyl-, 3-propyl- or 3-butyl-chroman and thiochroman derivatives | JaeChon Jo, Jongmin Kim, SungOh Ahn, Jaeyoung Choi, Kazumi Morikawa +2 more | 2003-04-22 |
| 6552069 | 3-methyl-chroman and -thiochroman derivatives | JaeChon Jo, YoungJun Na, HongIl Heo, Jongmin Kim, Kazumi Morikawa +2 more | 2003-04-22 |