Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6864328 | Process for preparing polyether poly(N-substituted urethane) | Jung-Ohk Kweon, Hee Sung Choi | 2005-03-08 |
| 6680149 | Solid polymer electrolytes using polyether poly (N-substituted urethane) | Jung-Ohk Kweon, Hee Sung Choi | 2004-01-20 |