Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10470888 | Insert unit for artificial knee joint | Doo-Hun Sun, Goon-Hee Lee, Oui-Sik Yoo, Yeo-Kyung Kang | 2019-11-12 |
| 10446558 | Method of manufacturing semiconductor devices having contact plugs overlapping associated bitline structures and contact holes | Jun-Kyum Kim, Sung-Un Kwon | 2019-10-15 |
| 10307259 | Artificial knee joint capable of preventing dislocation of thighbone coupling member | Oui-Sik Yoo, Jae-Won Kim, Goon-Hee Lee, Doo-Hum Sun, Yong Sik Kim | 2019-06-04 |
| 10177155 | Method of manufacturing semiconductor devices having contact plugs overlapping associated bitline structures and contact holes | Jun-Kyum Kim, Sung-Un Kwon | 2019-01-08 |