Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7910398 | Phase-change memory device and method of manufacturing the same | Young Tae Kim, Young-Nam Hwang, Tai-Kyung Kim, Won-Young Chung | 2011-03-22 |
| 7741143 | Image sensor having 3-dimensional transfer transistor and its method of manufacture | Kee-Hyun Paik, Jeong-Ho Lyu, Chang-Sub Lee | 2010-06-22 |
| 7733691 | Memory device including thermal conductor located between programmable volumes | Young Tae Kim, Myung Jin Park | 2010-06-08 |
| 7670540 | Apparatus for manufacturing balloon catheter and method the same | — | 2010-03-02 |
| 7514704 | Phase-change memory device and method of manufacturing the same | Young Tae Kim, Young-Nam Hwang, Tai-Kyung Kim, Won-Young Chung | 2009-04-07 |
| 7042001 | Phase change memory devices including memory elements having variable cross-sectional areas | Young Tae Kim, Young-Nam Hwang, Tai-Kyung Kim, Won-Young Chung | 2006-05-09 |
| 6955663 | Catheter for extracting and inserting humors | — | 2005-10-18 |
| 6862214 | Phase change memory array | Chang-Sub Lee | 2005-03-01 |
| 6816999 | Method of extracting interconnection capacitance of semiconductor integrated chip and recording medium for recording the same | — | 2004-11-09 |
| 6740273 | Method for making balloon catheter | — | 2004-05-25 |
| 6472886 | Method of calculating parasitic capacitance between electrodes of integrated circuits | — | 2002-10-29 |
| 6235226 | Method for manufacturing balloon catheter | — | 2001-05-22 |
| 5978253 | Methods of operating integrated circuit memory devices having nonvolatile single transistor unit cells therein | Chang-Hoon Choi | 1999-11-02 |
| 5856688 | Integrated circuit memory devices having nonvolatile single transistor unit cells therein | Chang-Hoon Choi | 1999-01-05 |
| 5676824 | Water purifier with means for indicating when filter replacement is due and for automatically initiating a membrane washing step | Je-Dal Jeon, Moon-Hyun Cho, Sun-Yong Choi, In-Seog Chung | 1997-10-14 |
| 5610241 | Reactive graft polymer with biodegradable polymer backbone and method for preparing reactive biodegradable polymers | Chee-Youb Won, Chih-Chang Chu | 1997-03-11 |
| 5516881 | Aminoxyl-containing radical spin labeling in polymers and copolymers | Chih-Chang Chu, Jack H. Freed | 1996-05-14 |
| 5485496 | Gamma irradiation sterilizing of biomaterial medical devices or products, with improved degradation and mechanical properties | Chih-Chang Chu | 1996-01-16 |
| D358925 | Fork lift truck | Gyou Ryeon Chung, Jae Hyoung Cho | 1995-05-30 |