Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670546 | N-Arylalkylphenylacetamide derivatives | No-Sang Park, Young-Sik Jung, Churl-Min Seong, Jin-Il Choi, Seung Won Choi +2 more | 1997-09-23 |
| 5622195 | Travelling toothbrush combined with razor | — | 1997-04-22 |