Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8519081 | Polysulfone polymers and related polymer electrolyte membranes and fuel cells | Ju-Ho Lee, Dong II Kim, Jang Bae Son, Hyung-Su Park, Inchul Hwang | 2013-08-27 |
| 8334358 | Sulfonated poly(arylene ether) copolymers and related polymer electrolyte membranes and fuel cells | Inchul Hwang, Dong Il Kim, Ju-Ho Lee | 2012-12-18 |
| 8318376 | Polymer electrolyte membrane with coating layer of anion binding agent and fuel cell using same | In-chul Hwang | 2012-11-27 |
| 8092952 | Polymer blend electrolyte membrane for use at high temperature and manufacturing method thereof | In-chul Hwang, Nak Hyun Kwon, Young Taek Kim, Hee-Woo Rhee, Li Jin Ghil | 2012-01-10 |
| 7923163 | Structure of bipolar plate for direct methanol fuel cell and shape of flow path thereof and fuel cells including them | Jung-Ki Park, Ho Young Jung, Kyung A Sung, Wan-Keun Kim, Seong-Nam Lee | 2011-04-12 |
| 7151142 | Biodegradable aliphatic polyester grafted with poly(ethylene glycol) having reactive groups and preparation method thereof | Jung-Ki Park, Seong-Nam Lee, Shi-Joon Sung | 2006-12-19 |