Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9617182 | Low-transmission dark mist green glass composition | Youn Min Cho, Yong-Yi Kim, Jin Yong Kim | 2017-04-11 |
| 9257927 | Apparatus and method for controlling stepping motor | Tae Yun Kim | 2016-02-09 |
| 9219206 | Package and manufacturing method of the same | Young Ju Han, Deok Ki Hwang | 2015-12-22 |
| 9120695 | Dark neutral gray glass composition with low transmittance, and glass formed therefrom | Yun-Hee Lee, Yong-Yi Kim | 2015-09-01 |
| 6952525 | Method of photographing by varying flash trigger time and camera adopting the same | Jin-gi Lee | 2005-10-04 |