Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497372 | Automatic temperature control valve | Yung-Kil Jun, Jung-Hi Kim | 2002-12-24 |
| 6433184 | Polyamide-imide having head-to-tail backbone | Kil-Yeong Choi, Young-Taik Hong, Moon-Young Jin, Kyoung Su CHOI, Ho-Jin Park | 2002-08-13 |
| 6423812 | Process of preparing polycarbonates | Young Chan Ko, Il Seok Choi, Cheol-Hyun Kim, Kwang Soo Yoon, Seung Joo Kim +2 more | 2002-07-23 |