Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9017841 | Electrochemical device with high capacity and method for preparing the same | Sung Kyun Chang, Min Chul Jang, Sang Hoon Choy, Ki Young Lee | 2015-04-28 |
| 8895190 | Preparation method of lithium-metal composite oxides | Sung Kyun Chang, Min Chul Jang, Sang Hoon Choy, Ki Young Lee, Wan Jae Myeong +5 more | 2014-11-25 |
| 8241773 | Electrochemical device with high capacity and method for preparing the same | Sung Kyun Chang, Min Chul Jang, Sang Hoon Choy, Ki Young Lee | 2012-08-14 |
| 8206852 | Lithium-metal composite oxides and electrochemical device using the same | Sung Kyun Chang, Min Chul Jang, Sang Hoon Choy, Ki Young Lee, Saebomi Park +5 more | 2012-06-26 |
| 7737661 | Secondary battery having constant-voltage device | Sung Kyun Chang, Jeong-Ju Cho, Jae Hyun Lee, Joon Hwan Lee, Soo Hyun Ha | 2010-06-15 |
| 7629073 | Safety element for battery and battery with the same | Jeong-Ju Cho, Jae Hyun Lee, Sung Kyun Chang, Min Chul Jang, Sun Sik Shin +2 more | 2009-12-08 |