Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052408 | Two-way pre-stress system and bending device therefor | Man-Geun Yoon, Hyun-Yang Shin, Yeong-Seon Kim | 2011-11-08 |
DK
Dong-Ok Kang
Overall (2011): #313,824 of 364,097Top 90%
1
Patents 2011