Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688793 | Preparation method of vinyl chloride polymer and vinyl chloride polymer prepared thereby | Kyung Seog Youk, Hyun Min Lee, Heung Kwon Bae, Kwang-Jin Lee, Kyung-Hyun Kim +1 more | 2017-06-27 |
| 9663447 | Asymmetric butadiene-based charge transport compound, electrophotographic photoreceptor containing same, and image forming apparatus | Akihiro Kondo, Satoshi Katayama, Young Min Nam, Won-joon Son, Sang-heum HWANG | 2017-05-30 |
| 9581399 | Heat exchanger washing device and air conditioner having the same | Young Kwang Choi | 2017-02-28 |
| 9574072 | Ultra-light polyurethane artificial leather composition | Mi Jung Yun, Gun Kang, Jeong Seok Oh, Kie Youn Jeong, Soon Joon Jung +9 more | 2017-02-21 |