Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9033118 | Carbon-ceramic brake disk | Junsang Lee, Yeonho Choi, Chaewook Cho, Jungsuk Kang, Dongwon Im +2 more | 2015-05-19 |
| 8778249 | Porous, carbon-containing preform and process for producing the same | Chaewook Cho, Daehyun CHO, Jonghyun Park, Seyoon Lee | 2014-07-15 |