Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10253409 | Method of manufacturing graphene using metal catalyst | Kang Hyung Kim, Kwan Sub Maeng, Chol Woo Park, Se Won Cha, Se Youn Hong +3 more | 2019-04-09 | |
| 9776875 | Method of manufacturing graphene using metal catalyst | Kang Hyung Kim, Kwan Sub Maeng, Chol Woo Park, Se Won Cha, Se Youn Hong +3 more | 2017-10-03 | |
| 9382597 | Steel sheet for enamel having no surface defects and method of manufacturing the same | Hang-Sik Cho, Woo-Yeol Cha, Woo Sung Kim | 2016-07-05 | $8,465,000 |