Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11268268 | Method for cleaning drain pipe of sink and cleaning container therefor | Ju-Ha Lee, Seung-Il Shin, In-Kee Yoo, Hyuk-Su Kwon | 2022-03-08 |
| 9711575 | Organic light emitting display device and method of manufacturing an organic light emitting display device | Eon Seok Oh, Na-Jeong Kim, Sang-Yeol Kim, Jung-Yeon Kim | 2017-07-18 |
| 9530980 | Organic light emitting display device and method of manufacturing an organic light emitting display device | Eon Seok Oh, Na-Jeong Kim, Sang-Yeol Kim, Jung-Yeon Kim | 2016-12-27 |