Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10069031 | Method for manufacturing polycrystalline silicon thin-film solar cells by means method for crystallizing large-area amorphous silicon thin film using linear electron beam | Chae Hwan Jeong, Sun Hwa Lee, Sang-Hyo Ryu, Ho Sung Kim | 2018-09-04 |
| 9680047 | Method for manufacturing polycrystalline silicon thin-film solar cells by means method for crystallizing large-area amorphous silicon thin film using linear electron beam | Chae Hwan Jeong, Sun Hwa Lee, Sang-Hyo Ryu, Ho Sung Kim | 2017-06-13 |
| 9478993 | Cathode composite material synthesis having high energy density for lithium secondary battery for electric vehicle and electrode manufacturing technology thereof | Ho Sung Kim, Ju Hee Kang, Ik Hyun Oh, Duck Rye Chang, Tae Won Kim +2 more | 2016-10-25 |
| 9352169 | Medical mask device which uses optical fibers | Hye Jeong Jeong, Seong Min Ju, Won-Taek Han | 2016-05-31 |