Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630061 | Apparatus for generating a mixture gas of oxygen and hydrogen | Yung-Kil Jun, Jung-Hi Kim | 2003-10-07 |
| 6525109 | Process of preparing polycarbonates using microwave | Kil-Yeong Choi, Young Chan Ko, Il Seok Choi, Cheol-Hyun Kim, Kwang Soo Yoon +1 more | 2003-02-25 |