Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461522 | Wastewater treatment by catalytic oxidation | Dae-Won Pak, Won Seok Chang, Seong-Hwan Han, Kwang-Deog Jung, Seong H. Cho | 2002-10-08 |
| 5488143 | Processes for the carbonylation of methanol to form acetic acid, methyl acetate and acetic anhydride | Sung-Hwan Han, Jun Woo Oh, Oh-Shim Joo | 1996-01-30 |
| 5430178 | Process for the preparation of acetic esters from methanol | Sung-Hwan Han, Jun Woo Oh, Oh-Shim Joo, Kwang-Deog Jung, Moon Seok Lee | 1995-07-04 |
| 5414161 | Process for the preparation of ethanol from methanol | Sung-Hwan Han, Jun Woo Oh, Oh-Shim Joo, Kwang-Deog Jung, Jung Y. Beak | 1995-05-09 |
| 4675434 | Process for producing phthalic acid esters | Tae-Jung Lee, Eun-Seo Choi, Dong Yu | 1987-06-23 |