Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8304105 | Electrochemical cell having an improved safety | Hee Gyoung Kang, Oh Young Hyun, Chang Bum Ahn | 2012-11-06 |
| 8268477 | Secondary battery with top sealed portion of improved structure | Wooyong Lee, Byungjin Choi, Chang Bum Ahn, Jun Hwan Jang, Yunhee Hwang | 2012-09-18 |
| 8216708 | Secondary battery having electrode terminal whose position is adjustable and improved safety | Jun Hwan Jang, Hyung Ku Yun, Byungjin Choi | 2012-07-10 |
| 8034478 | Secondary battery of improved safety | Byungjin Choi, Jun Hwan Jang, Hyun Chul Jung, JeongSam Son, Chang Bum Ahn +1 more | 2011-10-11 |
| 7935442 | Polymer binder for electrochemical device comprising multiply stacked electrochemical cells | Byoung Yun Kim, Dong Jo Ryu, Ju Hyun Kim, Chang Sun Han, Eun-Young Goh | 2011-05-03 |
| 7897280 | Safety kit for secondary battery | Byungjin Choi, Jun Hwan Jang, Hyung Ku Yun, Chang Bum Ahn, Hyun Chul Jung +2 more | 2011-03-01 |
| 7799470 | Non-aqueous-electrolyte and lithium secondary battery using the same | Jeong-Ju Cho, Sun Sik Shin, Kyong Won Kang, Eun Ju KANG, Min Chul Jang +1 more | 2010-09-21 |
| 7709153 | Multi-component composite film method for preparing the same | Seung Jin Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun Hang Yong, Hyung-Keun Lee +5 more | 2010-05-04 |
| 7687190 | Pouch-shaped secondary battery with improved safety | Jun Hwan Jang, Hyung Ku Yun, Byungjin Choi | 2010-03-30 |
| 7595132 | Battery having specific package structure | Hee Gyoung Kang, Oh Young Hyun, Chang Bum Ahn, Sung-Min Hwang | 2009-09-29 |
| 7470488 | Multi-component composite film method for preparing the same | Seung Jin Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun Hang Yong, Hyung-Keun Lee +5 more | 2008-12-30 |
| 7014948 | Electrochemical device using multicomponent composite membrane film | Seung Jin Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun Hang Yong, Hyung-Keun Lee +5 more | 2006-03-21 |
| 6881514 | Stacked electrochemical cell | Soon-Ho Ahn, Seung Jin Lee, Tae Hyung Kim, Hyung-Keun Lee | 2005-04-19 |
| 6726733 | Multiply stacked electrochemical cell and method for preparing the same | Soon-Ho Ahn, Kyung Joon Kim, Jae Hyun Lee | 2004-04-27 |
| 6709785 | Stacked electrochemical cell and method for preparing the same | Soon-Ho Ahn, Kyung Joon Kim, Jae Hyun Lee | 2004-03-23 |
| 6259201 | Structure of polymeric/organic electroluminescent device using ionomer as charge transport layer and method of making the same | Kang-Hoon Choi, Do Hoon Hwang, Lee-Mi Do, Taehyoung Zyung | 2001-07-10 |
| 6117965 | Synthetic method of soluble PPV derivatives having two silyl groups and light-emitting devices using the same | Do Hoon Hwang, Sang Don Jung, Lee-Mi Do, Tae Hyoung Zyung, Kang-Hoon Choi | 2000-09-12 |
| 5909038 | Synthetic method of soluble PPV derivatives having two silyl groups and light-emitting devices using the same | Do Hoon Hwang, Sang Don Jung, Lee-Mi Do, Tae Hyoung Zyung, Kang-Hoon Choi | 1999-06-01 |